Network+ Practice Questions

Which of the following documentations would a network technician find ports that a company has blocked? A. Policies, procedures and configurations B. Baseline reports C. Network wiring schematics D. RFC

A

Which of the following exchanges routing information between two autonomous systems? A. EGP B. OSPF C. IGP D. EIGRP

A

Which of the following is a best practice when implementing a basic wireless network? A. Disabling ESSID broadcast B. Configuring encryption with a WEP key and labeling the key on the WAP C. Adding two access points per area of service D. Not configuring the ESSID point

A

Which of the following is a disadvantage of static routing? A. Unresponsive to changes. B. High network utilization due to updates. C. RIP updates will need to be transmitted via TCP. D. Packet destination cannot be controlled

A

Which of the following is a secure way to transfer files from one device to another? A. SFTP B. SNMPv3 C. TFTP D. FTP

A

Which of the following is a topology used in networks for its scalability? A. Star B. Ring C. Bus D. Mesh

A

Which of the following is an advantage of 100BaseT over 100BaseFX? A. Uses a more flexible cable B. Faster transmission speeds C. Longer cable runs D. Can be used in a topology

A

Which of the following is commonly used to test fiber connectivity? A. OTDR B. Toner probe C. Butt set D. Multimeter

A

Which of the following is implemented on multiple switches to allow alternate paths? A. Spanning tree B. VLAN C. Port authentication D. Port mirroring

A

Which of the following is part of the TCP/IP protocol suite? A. UDP B. IPX C. NetBEUI D. SPX

A

Which of the following is required to pass traffic from one VLAN to another? A. A layer three switch B. A layer two switch C. A server with NICs on both VLANs D. A layer one switch

A

Which of the following is resistant to crosstalk? A. 100BaseFX B. 10GBaseCX C. STP D. 1000BaseT

A

Which of the following is the MOST appropriate policy for updating physical network diagrams? A. Update whenever a connection is changed. B. Update after new personnel are hired. C. Update before regularly scheduled network audits. D. Update after weekly network support team review

A

Which of the following is the length of a MAC address? A. 48bit B. 32bit C. 24bit D. 64bit

A

Which of the following is the maximum CAT3 length acceptable for a horizontal crossconnect? A. 100 meters (328 feet) B. 125 meters (410 feet) C. 256 meters (840 feet) D. 328 meters (1076 feet)

A

Which of the following is the maximum speed available from a full T1 line? A. 1.544Mbps B. 5.23Mbps C. 765Kpbs D. 10.73Mbps

A

Which of the following is the maximum transmission distance of 10GBaseLR? A. 6 miles (9.7 kilometers) B. 25 miles (40 kilometers) C. 512 miles (824 kilometers) D. 1,024 miles (1648 kilometers)

A

Which of the following is the number of bits used for IPv6? A. 128 B. 32 C. 64 D. 256

A

Which of the following is the point when local exchange carrier responsibility ends? A. Demarc B. Point of Presence (POP) C. Smart jack D. MDF

A

Which of the following is the strongest type of wireless encryption? A. AES B. RADIUS C. WEP D. TKIP

A

Which of the following is used to simplify the process of setting up a network and the administration of the network? A. ZEROCONF B. SNMP C. WINS D. DNS

A

Which of the following is used to test the operation of a NIC? A. Loopback B. 568B C. Rollover D. Crossover

A

Which of the following items changes the encryption key on a users session after a set period of time? A. TKIP B. AES C. RADIUS D. WEP

A

Which of the following layers of the OSI model does a network router perform traffic routing at? A. Layer 3 B. Layer 4 C. Layer 2 D. Layer 5

A

Which of the following mechanisms is used to calculate backoff time on an Ethernet link after a collision? A. CSMA/CD B. CSMA/CA C. Spanning Tree D. Weighted Random Early Detect (WRED)

A

Which of the following methods is used in creating an ACL? A. IP filtering B. PPPs C. Content filtering D. VPNs

A

Which of the following mitigation techniques is MOST effective against a man-in-the-middle attack? A. Authentication B. Encryption C. Popup blocker D. ACL

A

Which of the following network hardware allows the MOST network traffic collisions? A. Hub B. WAP C. Router D. Switch

A

Which of the following network protocols is needed to ensure that users can type in a FQDN instead of the IP address? A. DNS B. WINS C. IMAP4 D. FTP

A

Which of the following network protocols is used for sending outbound email from a host? A. SMTP B. POP C. RTP D. IMAP

A

Which of the following network security devices prevents users from propagating viruses? A. IPS B. Firewall C. IDS D. Content engine

A

Which of the following networking protocols is used to give the remote computer secure command line access to the server? A. SSH B. Telnet C. ICMP D. RTP

A

Which of the following networks has the LEAST likelihood of collisions? A. Ring B. Mesh C. Star D. Bus

A

Which of the following ports would be commonly used for FTP traffic? A. 20 B. 22 C. 23 D. 25

A

Which of the following properties describes a rate at which bits are transmitted over a WAN link? A. Transmission speed B. Baud rate C. Frequency D. Throughput

A

Which of the following protocols allows usernames and passwords to be transmitted as cleartext? A. PAP B. RADIUS C. CHAP D. SSH

A

Which of the following protocols is used by several different operating systems to authenticate resources such as computers, users and printers? A. LDAP B. SMTP C. TCP D. UDP

A

Which of the following protocols operates at the transport layer of the OSI model and has BEST effort delivery method? A. UDP B. HTTP C. TCP D. FTP

A

Which of the following protocols will help reduce multicast flooding on a layer 2 switch? A. IGMP B. ARP C. SNMP D. ICMP

A

Which of the following protocols would a multilayer switch use to learn the IP address of a directly connected device? A. ARP B. BOOTP C. DNS D. DHCP

A

Which of the following requires the pin-outs to be the same on both ends of a cable? A. Straight B. Crossover C. Rollover D. Loopback

A

Which of the following routing protocols uses the next hop metric in deciding how to route traffic? A. RIP B. BGP C. IGP D. ISIS

A

Which of the following software types would BEST be used for identifying an attack? A. IDS B. IPS C. Packet sniffer D. Port scanner

A

Which of the following standards provides port authentication? A. 802.1x B. 802.11 C. 802.1q D. 802.2

A

Which of the following subnet masks identifies 192.168.7.1 and 192.168.8.1 as being on the same subnet? A. 255.255.240.0 B. 255.255.255.128 C. 255.255.255.0 D. 255.255.255.240

A

Which of the following techniques would increase the bandwidth for network transmission by joining together multiple connections into one logical connection? A. Bonding B. Supernetting C. Broadcasting D. Traffic shaping

A

Which of the following transfers data at a maximum rate of 44.7Mbps? A. T3 B. T2 C. T5 D. T1

A

Which of the following transport protocols should be used to avoid retransmitting lost packets? A. UDP B. TCP C. ARP D. IGMP

A

Which of the following utilities shows the relationship between a MAC address and the corresponding IP address? A. arp B. nslookup C. ipconfig D. tracert

A

Which of the following utilities will produce the results printed below? TCP Certs03:1072 172.31.0.78:3389 Established A. netstat B. arp C. ping D. tracert

A

Which of the following will list the destination MAC addresses? A. arp B. ping C. dig D. nbtstat

A

Which of the following will prevent unauthorized access to the server room? A. Biometric lock B. PKI card C. Cable lock D. RSA token

A

Which of the following wireless networks is configured without an access point? A. Adhoc B. Multiport repeating C. Local D. Extended

A

Which of the following would accelerate repeated access requests for static web content? A. A caching engine B. A traffic shaper C. A load balancer D. A redundant switch

A

Which of the following would an administrator MOST likely require in order to connect a client to a WPA encrypted network? A. Pre-shared key B. Gateway address C. PIN D. DSA public key E. SSID

A

Which of the following would be a correct statement about VLANs? A. VLANs help isolate network traffic. B. VLAN broadcasts are limited to the switch. C. VLANs create physical segments. D. VLANs help prevent overlapping

A

Which of the following would be sent to an SNMP network management system in the event that a failure or predefined threshold was crossed? A. SNMP trap B. History log C. System log D. SNMP agent

A

Which of the following characteristics BEST describe SMF? (Select TWO). A. Can be used for distances exceeding 2 kilometers (1.24 miles). B. Can be used for distances up to 2 kilometers (1.24 miles). C. Uses laser light for transmission. D. Uses LED light for transmission. E. Costs less than MMF

A,C

Which of the following tools could an administrator use to determine if a machine was using the correct DNS server? (Select TWO). A. ipconfig B. nbtstat C. netstat D. ifconfig E. tracert

A,D

PPTP is a combination of which of the following protocols? (Select TWO). A. PPP B. POP3 C. PPPoE D. TCP E. TCP/IP

A,E

Which of the following are more secure file transfer alternatives to using FTP? (Select TWO). A. SFTP B. HTTP C. SNTP D. RCP E. SCP

A,E

Which of the following protocols are used for tunneling and encryption purposes?(Select TWO). A. L2TP B. PAP C. SLIP D. PPPoE E. IPSec

A,E

A technician installed a new wireless router. The customer is now having a problem playing online games, but they can connect to websites. Which of the following should the technician configure to resolve this problem? A. Port forwarding B. SSID C. MAC filtering D. Antenna placement

A

221.17.101.223/28 is an example of which kind of notation? A. CIDR B. DNS C. Port Number D. ARP

A

A 100 pair cable is typically used to connect: A. telephony distribution. B. computer labs with more than 20 computers. C. security cameras. D. businesses with more than 75 computers

A

A Network address of 220.100.100.100 with a subnet mask of 255.255.255.0 can be rewritten in classless inter domain routing notation (CIDR) as which of the following? A. 220.100.100.100 /24 B. 220.100.100.100 /16 C. 220.100.100.100 /8 D. 220.100.100.100 /32

A

A client attempts to connect to a network resource and is given an error message about their access being restricted. Which of the following BEST describes the reason for denial? A. The user's account failed to authenticate with correct permissions. B. The user's account is disabled. C. The network resource is unavailable. D. The user is not connected to the network

A

A client purchases a new wireless printer and wants to be able to bond it to their PDA. Which of the following technologies BEST describes the type of wireless printer that was purchased? A. Bluetooth B. WiFi C. IEEE 1394 D. 802.11a

A

An administrator is provisioning a 10GBaseSR Ethernet connection between two core switches. Which of the following cable types should the administrator plan to use? A. Multimode fiber B. RG-6 copper C. Single-mode fiber D. CAT6 copper

A

A second network card in a server that activates if the primary card fails is an example of which of the following network performance optimization? A. Fault tolerance B. High availability C. QoS D. Load balancing

A

An administrator needs to learn which buildings have multimode or singlemode fiber. Which of the following configuration management documentation would be the BEST choice to use? A. Physical network diagram B. Baseline configurations C. Security policy D. CAT5 wiring schematics

A

Which of the following is an acceptable method for deciding placement of wireless access points? A. Where there are electrical service and network connections available B. Every300 feet (91 meters) C. In the middle of each room D. A site survey

D

Which of the following is found in a layer two switch? A. SSID settings B. Routing protocols C. DNS zones D. VLAN settings

D

Which of the following is the BEST tool to use when terminating a network jack? A. Snips B. Cable stripper C. Toner probe D. Punch down

D

Which of the following is the default port for SMTP? A. 443 B. 21 C. 110 D. 25

D

Which of the following is the maximum CAT5 length acceptable for a horizontal crossconnect? A. 500 feet (152 meters) B. 100 feet (30.5 meters) C. 336 feet (102 meters) D. 328 feet (100 meters)

D

Which of the following is the maximum cable length in a 1000BaseT network? A. 1,024 meters (3360 feet) B. 1000 meters (3280 feet) C. 128 meters (420 feet) D. 100 meters (328 feet)

D

Which of the following is the standard data transmission rate for an OC3 line? A. 51.84Mbps B. 44.74Mbps C. 622.08Mbps D. 155.52Mbps

D

Which of the following network cable types is LEAST susceptible to EMI? A. Plenum STP CAT5 B. UTP CAT5 C. UTP CAT3 D. Coaxial

D

Which of the following network component interfaces with a Telco T1 line at the demarcation point? A. ISDN adapter B. Modem C. NIC D. CSU / DSU

D

Which of the following network devices would MOST likely be installed to allow a fiber optic cable to be plugged into a network device with only RJ-45 connections? A. WAP B. Basic switch C. Hub D. Media convertor

D

Which of the following network devices would an administrator have to configure channels on? A. Hub B. Unmanaged switch C. Firewall D. Wireless access point

D

Which of the following network topologies would BEST prevent downtime in a WAN environment? A. Ring B. Star C. Bus D. Mesh

D

Which of the following OSI layers does a Layer 3 switch operate at? (Select TWO). A. Presentation B. Session C. Transport D. Data link E. Network

E

Which of the following commands would MOST likely be used to list the status of all established TCP connections on port 80? A. netstat -at B. netstat -aupn C. netstat -r D. netstat -v E. netstat -p tcp

E

A technician is creating a crossover cable to connect two devices. Which of the following pins would be different between connector A and connector B? A. Pin4, Pin5, Pin7, Pin8 B. Pin6, Pin7, Pin8, Pin1 C. Pin4, Pin5, Pin1, Pin2 D. Pin1, Pin2, Pin3, Pin6

D

An employee is having issues accessing shared resources on a file server. Which of the following troubleshooting steps should the technician take FIRST? A. Document the problem B. Search the internet for the problem C. Test the results D. Identify the symptoms

D

Which of the following BEST explains the purpose of a DMZ? A. To separate a security zone for an IPS. B. To separate a security zone for a VPN. C. To create a security zone that allows private traffic but is isolated from the public network. D. To create a security zone that allows public traffic but is isolated from the private network

D

Which of the following IPv4 address pairs would be able to share files on a network using a hub? A. 10.192.2.220/16 and 10.254.2.222/16 B. 10.254.2.220/16 and 10.254.2.222/24 C. 10.192.2.220/16 and 10.254.2.222/16 D. 10.254.2.220/16 and 10.254.2.222/16

D

Which of the following LAN connection technologies has a full duplex speed of 200Mbps and uses a CAT5e cable? A. 1000BaseX B. 100BaseFX C. 1000BaseTX D. 100BaseT

D

Which of the following WAN technologies uses fiber as a transmission medium? A. T1 B. ADSL C. E1 D. SONET

D

Which of the following cable standards is used for Ethernet over fiber? A. 1000BaseT B. 1000BaseCX C. 100BaseTX D. 10BaseFL

D

Which of the following cable types are the MOST widely used in a corporate gigabit network scheme? A. CAT5 B. CAT1 C. CAT3 D. CAT6

D

Which of the following cable types has the shortest maximum cable run length? A. Singlemode fiber B. Coaxial C. Plenum D. CAT3

D

Which of the following cable types is used in a 100BaseFX network? A. UTP B. Coaxial C. STP D. Fiber

D

Which of the following cable types transmits data over 100Mbps per direction? A. 100BaseTX B. 10BaseT C. 100BaseT D. 10GBaseT

D

Which of the following cables would a technician make in order to identify a physical interface problem? A. Serial B. Rollover C. Console D. Loopback

D

Which of the following can be used to find the location of a cable short? A. Multimeter B. CSU/DSU C. Protocol analyzer D. TDR

D

Which of the following can be used to help verify that a remote web server is not blocked by a firewall? A. Packet injector B. Toner probe C. Protocol analyzer D. Port scanner

D

Which of the following commands is MOST appropriate to determine whether a network interface is up or down? A. SNORT B. ISAKMPD C. ARP D. IFCONFIG

D

Which of the following commands would allow the technician to identify the currently assigned DNS server? A. nbtstat B. netstat C. dig D. nslookup

D

Which of the following components allows a technician to use short Ethernet cables to connect cable drops to other devices? A. EDF B. MDF C. Demarc extension D. Patch panel

D

Which of the following device can connect multiple workstations, support VLANs, and function as a router? A. Repeater B. Switch C. Hub D. Multilayer switch

D

Which of the following devices would be used to connect different broadcast domains in order to allow them to communicate with each other? A. Bridge B. Layer 2 switch C. Hub D. Multilayer switch

D

A mail server was recently placed in the network. The users report email is slow. Upon closer inspection a technician notices that error counters on the interface are incrementing. Which of the following could be causing the problem? A. Wrong subnet mask B. Duplex mismatch C. Port speed mismatch D. Switch loop

B

Which of the following is a benefit of using dynamic routing as opposed to static routing? A. More secure B. Scales to large networks C. Improves network speed D. Less network overhead

B

Which of the following is a utility that translates the IP address to its physical network address? A. netstat B. arp C. rarp D. nslookup

B

Which of the following is an advantage of 100BaseFX over 100BaseTX? A. Faster transmission speeds B. Longer cable runs C. Uses a more durable cable D. Ease of installation

B

Which of the following is an example of secure tunneling? A. PPPoE B. SSL VPN C. PPP D. PAP

B

Which of the following is strictly used to convert analog to digital signals? A. NIC B. Modem C. Repeater D. Hub

B

Which of the following is the BEST reason to implement QoS when realtime applications are in use in the network? A. Increase network reliability. B. Prioritize delay sensitive traffic. C. Increase network bandwidth of delay sensitive traffic. D. Prioritize bulk traffic

B

Which of the following is the GREATEST concern when using an orbital satellite WAN link? A. Collisions B. Latency C. Duplex D. Cable length

B

Which of the following is the MOST secure access method? A. RSH B. SFTP C. SNMPv1 D. RCP

B

Which of the following is the component in a wiring system designed to support legacy phone systems? A. Fiber conduit B. 66 block C. 110 block D. Patch panels

B

Which of the following is the default port for HTTPS? A. 143 B. 443 C. 80 D. 8080

B

Which of the following is the default port for telnet? A. 21 B. 23 C. 20 D. 22

B

Which of the following is the maximum distance a 10GBaseEW connection can transmit with one repeater? A. 10,000 meters (32,808 feet) B. 80,000 meters (262,467 feet) C. 20,000 meters (65,616 feet) D. 40,000 meters (131,233 feet)

B

Which of the following is the maximum number of wire pairs that can be used in an RJ11 connector? A. 8 B. 2 C. 6 D. 4

B

Which of the following is the maximum segment distance of a 100BaseFX network? A. 100 meters (328 feet) B. 2,000 meters (6,561 feet) C. 1,024 meters (3,359 feet) D. 1,023 meters (3,356 feet)

B

Which of the following is the purpose of a packet sniffer? A. Checks the route to a remote host. B. Views network datagrams. C. Verifies if a service is running on a remote host. D. Verifies name to IP address resolution

B

Which of the following logical topologies uses centralized authentication? A. Peertopeer B. Client/server C. VPN D. VLAN

B

Which of the following masks the IP address of a device from outside the network? A. DHCP B. NAT C. WINS D. DNS

B

Which of the following methods is used to provide access to a VPN? A. IGP B. PPTP C. PPP D. RAS

B

Which of the following network devices could be used to extend the range limitation of Ethernet networks? A. Load balancer B. Repeater C. IDS D. Firewall

B

Which of the following network devices filters packets based on rules that have been configured for it? A. Layer 2 switch B. Firewall C. Hub D. Bridge

B

Which of the following network devices is required to translate a synchronous serial connection to time division multiplexed connection? A. A proxy server B. A CSU/DSU C. A content switch D. A router

B

Which of the following network devices routes packets over a wireless network? A. NIC B. WAP C. WEP D. CSU / DSU

B

Which of the following network media has the longest maximum segment length? A. CAT6 B. Single Mode Fiber C. Coaxial cable D. Multimode Fiber

B

Which of the following network protocols allows for automated alerts and reports on network devices? A. SMTP B. SNMP C. IGMP D. TLS

B

Which of the following network types is suitable for a 10 gigabyte core network using 10 meter (33 feet) fiber runs? A. 100Base-FX B. 10GBase-SR C. 10GBase-ER D. 10GBase-SW

B

Which of the following pairs should be crossed to create a crossover cable? A. 1,2 and 3,4 B. 1,2 and 3,6 C. 5,6 and 7,8 D. 4,5 and 6,7

B

Which of the following physical connections allows for the BEST performance when connecting to a VPN server for a remote user? A. Baseband B. Broadband C. Satellite D. POTS

B

Which of the following port numbers does SSH use? A. 21 B. 22 C. 23 D. 20

B

Which of the following ports does IPSec use, by default? A. 53 B. 500 C. 3389 D. 8080

B

Which of the following protocols could be used in a peer-to-peer topology? A. NetBIOS B. IGMP C. RADIUS D. TACACS+

B

Which of the following protocols describes a connectionless state and does not use acknowledgements? A. POP3 B. UDP C. NTP D. TCP

B

Which of the following protocols enables administrators to control network devices like routers and switches? A. NAT B. SNMP C. DNS D. NFS

B

Which of the following protocols has similar functionality to Telnet but operates more securely than Telnet? A. TFTP B. SSH C. SNAT D. RSH

B

Which of the following protocols is used in a ping command? A. IGMP B. ICMP C. SMTP D. TFTP

B

Which of the following routing protocols has a limitation of 15 hops? A. OSPF B. RIP C. IGRP D. BGP

B

Which of the following routing protocols is a link state and uses a backbone called area 0? A. ISIS B. OSPF C. BGP D. EIGRP

B

Which of the following security mitigation techniques is the MOST effective against zero day attacks? A. MAC filtering B. User awareness training C. Update antivirus definitions D. Effective security policies

B

Which of the following software types would BEST be used at identifying and reacting to an attack by shutting down a port or dropping certain types of packets? A. Port scanner B. IPS C. Packet sniffer D. IDS

B

Which of the following tools can be used to determine the MAC address of a machine on the local subnet? A. ping B. arp C. host D. dig

B

Which of the following tools will measure in Ohms? A. Cable tester B. Multimeter C. TDR D. Butt set

B

Which of the following tools would be used to determine if the connection is punched down and there is noise coming across the cable? A. Multimeter B. Cable tester C. Voltage event recorder D. Protocol analyzer

B

Which of the following tools would be used to verify the wiring installation for the network? A. Multimeter B. Cable tester C. Voltage event recorder D. Protocol analyzer

B

Which of the following type of WAN technologies uses cell switching? A. PSTN B. ATM C. T1 D. Frame relay

B

Which of the following utilities will produce the results printed below? Tracing route to 172.30.0.78 over a maximum of 30 hops 1 <1 ms <1 ms172.30.0.78 A. arp B. tracert C. ping D. netstat

B

Which of the following will have problems functioning if a firewall has been set up to block all UDP traffic? A. A server database application B. A VoIP device C. The Internet D. A network printer

B

Which of the following wireless security protocols supports the highest encryption standards? A. 3DES B. WPA2 C. WPA D. WEP

B

Which of the following wiring standards would MOST likely be used to connect a single network node to a switch? A. Loopback B. Straight C. Rollover D. Crossover

B

Which of the following would a technician need to install to connect a fiber NIC to an Ethernet backbone? A. Hub B. Media converter C. Repeater D. Bridge

B

Which of the following would be an appropriate use of an EGP? A. Unequal cost load balancing over a switched network. B. Advertising a /24 to an upstream provider. C. Periodic updates to neighbors on the LAN. D. Routing between VLANs on an Ethernet network

B

Which of the following would limit the availability of the types of sites that users on a LAN have access to? A. A DNS server B. A proxy server C. A DC server D. A DHCP server

B

Which of the following would occur at the application layer of the OSI model? A. UDP B. FTP C. TCP D. SPX

B

A network technician is implementing new wireless access points in an existing wireless infrastructure. The security is the WPA 2 standard. Which of the following encryption methods may not be compatible with the previously installed access points? A. TKIP B. 3DES C. AES D. CHAP

C

A technician receives a request to move several established phones? the technician can perform this request at the termination block by moving the wire connection. Which of the following tools is required to reconnect wires to the termination block? A. Cable stripper B. Butt set C. Punch down tool D. Snips

C

Which of the following documentation would a network administrator need to update if they have just finished upgrading the firmware on all the switches within the LAN? A. Wiring schematics B. Logical network diagram C. Physical network diagram D. Baseline and configuration documentation

D

Which of the following does a star ring topology use for data transfer? A. CSMA/CA B. CHAP C. CSMA/CD D. Token passing

D

Which of the following equipment would allow for routing based on logical addresses? A. Layer 2 hub B. Layer 2 switch C. Layer 1 NIC D. Layer 3 switch

D

A tool that is used to capture usernames and passwords on the network is known as a: A. honey pot. B. firewall. C. sniffer. D. proxy server

C

A user calls saying they are having issues connecting to the Internet, but they are able to connect to the email server. Which of the following commands would the user type in at the command prompt to display the MAC address? A. ipconfig B. arps C. arpa D. nbtstat R

C

Which of the following connector types would a technician utilize with fiber lines by pushing it directly into the port without twisting? A. RJ45 B. ST C. SC D. BNC

C

Which of the following is a commonly used protocol for VoIP network communication? A. SNMP B. SSH C. DNS D. RTP

D

Which of the following is a function of a NIC? A. It filters frame packets B. It captures keystrokes C. It sends data to NonVolatile RAM D. It transceives digital data

D

Which of the following describes a routing table that needs to be maintained manually? A. Hop count based B. Link-state C. Static D. Dynamic

C

Which of the following is a routable public class A address? A. 10.0.0.255 B. 19.16.18.255 C. 10.0.0.10 D. 19.16.18.1

D

Which of the following is the recommended maximum distance CAT6 cable should be run? A. 246 feet (75 meters) B. 100 feet (30.5 meters) C. 328 feet (100 meters) D. 292 feet (89 meters)

C

Which of the following is used by a company's ISP to troubleshoot network issues? A. Demarc B. 66 Block C. Smart Jack D. 110 Block

C

Which of the following monitoring software is used to view network traffic at the frame level? A. Connectivity B. Throughput testing C. Packet sniffer D. Load testing

C

Which of the following network access security methods involves the analysis of a physical hardware addresses? A. IP filtering B. L2TP C. MAC filtering D. RAS

C

Which of the following network components operates on Layer 2 of the OSI model? A. Gateway B. Router C. Switch D. Hub

C

Which of the following network components would be used to create VLANs? A. Routers B. Gateways C. Switches D. Bridges

C

Which of the following network devices operates on Layer 1 of the OSI model? A. Bridge B. Switch C. Hub D. Router

C

Which of the following network devices would a network administrator use to create a DMZ? A. Host based Firewall B. File server C. Network based firewall D. WINS server

C

Which of the following network devices would be responsible for translating canonical names into IP addresses? A. A router B. A DHCP server C. A DNS server D. A firewall

C

Which of the following network protocols is used to ensure consistent time across network devices on the domain? A. FTP B. IGMP C. NTP D. RTP

C

Which of the following network segments is located outside the firewall? A. SPAP B. VPN C. DMZ D. PPTP

C

Which of the following network services is responsible for mapping names to IP addresses? A. IMAP4 B. DHCP C. DNS D. Telnet

C

Which of the following protocols is the MOST secure for transferring network device configurations? A. TFTP B. FTP C. SCP D. RCP

C

Which of the following protocols is used for connecting clients to a news server? A. IMAP4 B. NCP C. NNTP D. SMTP

C

Which of the following protocols is used for transmitting email? A. SCP B. SFTP C. SMTP D. SNMP

C

Which of the following protocols is used to access files on a remote server? A. ARP B. SIP C. FTP D. NTP

C

Which of the following protocols permits secure polling of network devices? A. SNMPv2 B. SCP C. SNMPv3 D. SSH

C

Which of the following protocols provides a secure method to remotely administer a server? A. HTTP B. SFTP C. SSH D. Telnet

C

Which of the following protocols uses port 443? A. SMTP B. FTP C. HTTPS D. HTTP

C

Which of the following punch down blocks is BEST suited for highspeed data transmission? A. 66 block B. Crossconnect block C. 110 block D. 25 pair cable block

C

Which of the following remote access solutions allows the LEAST connection overhead? A. L2TP VPN B. IPSec VPN C. SSL VPN D. PPTP VPN

C

Which of the following replaces the destination IP address of a packet? A. NAT B. DNS C. SNAT D. DHCP

C

Which of the following routing algorithms would provide the fastest convergence time? A. A distance-vector algorithm B. A static algorithm C. A link-state algorithm D. A path-vector algorithm

C

Which of the following routing protocol uses a state algorithm? A. BGP B. RIP C. OSPF D. RIPv2

C

Which of the following routing protocols uses AS-Path as one of the methods to build the routing table? A. OSPF B. ISIS C. BGP D. EIGRP

C

Which of the following subnet masks will produce the smallest subnet size for a point-to-point network link? A. 255.255.255.248 B. 255.255.255.128 C. 255.255.255.252 D. 255.255.255.0

C

Which of the following systems detects and reports attempts of unauthorized access to the network? A. Host based firewall B. Basic firewall C. IDS D. IPS

C

Which of the following technologies is the MOST cost-effective when protecting a large number of networked workstations from external attacks? A. Host-based IDS B. External scanning service C. Network-based firewall D. Network-based IPS

C

Which of the following tools can send a signal down a cable and measure how long it takes to comeback? A. Multimeter B. Voltage event recorder C. TDR D. Toner probe

C

Which of the following tools is designed to send a signal through one end of a cable, so that it can be found at the other end of the cable? A. Multimeter B. Toner probe C. Cable tester D. Voltage event recorder

C

Which of the following tools is used to show the active routes on a workstation? A. arp ping B. arpa C. netstat r D. nbstat

C

Which of the following tools will identify if a CAT5e cable is operating at optimal performance? A. Toner probe B. Multimeter C. Certifier D. Butt set

C

Which of the following tools would be used to establish a connection on a wall jack to connect to the desktop? A. Multimeter B. Snips C. Punch down tool D. Cable stripper

C

Which of the following uses pointer records and A records? A. NAT server B. IPS C. DNS server D. IDS

C

Which of the following will allow certain ports to be part of the same group while other ports within that switch are part of a different group? A. Trunking B. Port authentication C. Enabling VLANs D. Enabling VTP

C

Which of the following wireless communication standards allows for communication at both 2.4GHz and 5GHz frequencies? A. 802.11b B. 802.11a C. 802.11n D. 802.11g

C

Which of the following would a network administrator MOST likely configure on a workstation to block certain websites and ports? A. Network based firewall B. Antivirus service C. Host based firewall D. Port scanner

C

Which of the following would a technician find 568B standard? A. Network baseline B. Logical network diagram C. Wiring schematic D. Local regulation

C

Which of the following would a technician set up for a building to building within a campus? A. ESD B. MDF C. IDF D. EMI

C

Which of the following would a technician use a punch down tool on? A. RJ45 connector B. ST connector C. 110 block D. Smart jack

C

Which of the following would allow for encrypted login credentials to be sent over the network? A. Telnet B. FTP C. SSH D. HTTP

C

Which of the following would be used to connect a vertical cross connect when using data connections? A. 110 blocks B. Demarc extension C. Patch panel D. 66 blocks

C

A company has installed a new 802.11g point-to-point connection between two buildings and is experiencing low throughput across the link. The current setup involves a wireless bridge on the roof with an omnidirectional antenna. Which of the following would BEST improve the link performance? A. Replace the omnidirectional antennas with Yagi antennas. B. Configure channel hopping on both wireless bridges. C. Replace the wireless bridges with wireless access points. D. Install bidirectional amplifiers at both sites

A

A company has many traveling sales employees that need secure access to corporate resources from nontrusted devices (e.g. computers at client sites and/or public computers). Which VPN solution is MOST appropriate for this company? A. SSL B. PPTP C. IPSec D. L2TP

A

A company needs to perform stateful packet filtering on the core network. Which of the following network devices would BEST be suited to match this equipment? A. Firewall B. Proxy C. Router ACLs D. DHCP server

A

A company recently installed a new VoIP phone system that runs over their existing T3 Internet connection. Which of the following network technologies would BEST handle voice traffic prioritization above all other data? A. QoS B. IPSec C. PoE D. Load balancing

A

A media converter is also known as a: A. transceiver. B. hub. C. modem. D. repeater

A

A network administrator is configuring a network with a dynamic routing protocol. Which of the following would support equal cost load balancing and have all routers contain the same topology view? A. OSPF B. IGRP C. RIP D. BGP

A

A network administrator is informed that a users workstation is unable to connect to the Internet but all other users can. After obtaining all the information about the users workstation, which of the following should be the NEXT step the network administrator should attempt? A. Ping the users workstation to verify network connectivity. B. Go to theusers workstation and do an ipconfig. C. Perform a traceroute to thatusers workstation. D. Replace the NIC in theusers workstation

A

A network administrator of a company has many branch locations each using a subnet mask of 255.255.255.224. Which of the following dynamic routing protocols should be used? A. RIPv2 B. IGRP C. ISIS D. BGP

A

A network engineer for a company has issued the 10.44.210.0/24 network for a branch office. The network administrator for the branch has three separate VLANs for voice, workstations, and servers. There are approximately 50 end user workstations, 50 IP phones that require addressing, and a dozen servers. How should the network administrator use the block allocated to the branch? A. Subnet the block into /26s and assign one to each VLAN.b B. Do not subnet the block?use the /24 for all VLANs. C. The administrator must request more networks and use the networks given so far for the servers and workstation VLANs. D. Subnet the block into /25s and assign one to each voice and workstation VLANs

A

A network technician has addressed an issue where many workstations have lost network connectivity, but is not able to establish the most probable cause. Which of the following steps should be taken next to resolve this issue? A. Escalate the issue to a senior network associate. B. Reboot the computer to try and recreate the issue. C. Determine if anything has changed. D. Document all possible causes

A

A network technician is asked to implement a separate network for guests that arrive onsite. Which of the following would be the MOST cost effective solution? A. Create a VLAN. B. Install a firewall. C. Install a VPN. D. Implementtrunking

A

A network technician is assigned the task of connecting two switches in two different wiring closets. Which of the following cable types is the appropriate choice? A. Crossover B. Loopback C. 568A D. Rollover

A

A network technician is contacted about a system that is unable to connect to a file server. After investigating the problem thoroughly the technician is able to successfully test and resolve the issue. Which of the following is the NEXT step the technician should take? A. Document the solution. B. Create an action plan. C. Reboot the server. D. Identify the problem

A

A network technician is responsible for setting up four branch offices for a company. Each office will have 12 hosts, but needs the ability to expand to 16 hosts. Which of the following subnet masks should be chosen? A. 255.255.255.224 B. 255.255.255.248 C. 255.255.255.16 D. 255.255.255.240

A

A network technician is trying to find out the NETBIOS name of another workstation using its IP address, which of the following commands would be used to find this information? A. nbtstat B. netstat C. ipconfig D. ping

A

A network technician wants a server to have fault tolerance. Which of the following would be the MOST cost effective solution? A. Install two NICs for teaming. B. Install two switches. C. Install a single fiber NIC. D. Install a single router

A

A network with multiple devices needs to have a smaller broadcast domain while working with a small budget. Which of the following is the BEST solution? A. Create VLANs. B. Implement more hubs. C. Implement more switches. D. Assign static IPs

A

A new segment needs to be added to a network to provide access for 64 servers. Which of the following subnets will provide the needed access and still conserve IP addresses? A. 192.168.1.0/25 B. 192.168.1.0/26 C. 192.168.1.0/23 D. 192.168.1.0/24

A

A technician is asked to re-terminate a wall jack that has become loose. Upon looking at the wiring, the technician notices that it was originally wired as 568A. The company implemented a policy stating that all cable terminations should adhere to the 568B standard. With this in mind the technician should: A. re-terminate both ends of the cable to the 568B standard. B. run a new cable and terminate both ends to the 568B standard. C. reterminate the nonloose end of the cable to the 568B standard. D. reterminate the loose end of the cable to the 568B standard

A

A technician is building a new network. Which of the following components would be the FIRST installed for the network? A. MDF B. VPN C. EMI D. IDF

A

A technician is called to a clients desktop for connection issues. Which of the following is the FIRST step the technician should take? A. Check the LEDs on the NIC. B. Reinstall the OS. C. Install a new NIC. D. Reset the router

A

A technician is connecting two buildings located approximately 1969 feet (600 meters) apart on the same campus. Primary objectives are to create a secure link that that is capable of transmitting at 1Gbps. Which of the following would be the BEST way to connect these two buildings? A. Fiber optic cable B. Pointtopoint wireless link C. CAT6 cable D. RG58 cable

A

A technician is dispatched to a remote office to install a new NIC in a client computer. After successfully installing and configuring the operating system to recognize the device, the computer still cannot access the network. Which of the following would MOST likely be the problem? A. The CAT5 cable is defective B. The NIC is disabled in BIOS C. The NIC is disabled in Device Manager D. The RJ11 jack is defective

A

A technician is running new CAT5 cables; which tool should be used to terminate the cables at the patch panel? A. Cable crimper B. Punch down tool C. Toner probe D. Multimeter

A

A technician is troubleshooting connectivity issues on a clients machine. The technician needs to see the current NetBIOS configuration and open connections, which of the following commands would allow this information to be displayed? A. nbtstat B. netstat C. msconfig D. ipconfig

A

A technician is troubleshooting the phone service at a site. The technician tests one of the connections on the 66 block and no dial tone is present. Which of the following would be the BEST tool to test the connection at the demarcation point? A. Butt set B. Cable tester C. Multimeter D. Toner probe

A

A technician moves a VoIP phone to a new location, but discovers the phone does not start up when plugged into the network. Which of the following explains this situation? A. The switch does not support PoE. B. The jack needs to be rewired using the 568B standard. C. QoS is not enabled on the switch. D. The phone needs a fiber port

A

A technician needs to connect a laptop via the small office, home office (SOHO)wireless access point. When the technician does a site survey using the laptop the wireless network is not discovered. Computers previously on the wireless network were connected, and the wireless card appears to be working. Which of the following could be causing the issue? A. The SSID is set to not broadcast. B. The wireless router does not have adequate AC power. C. The WEP key is not correct. D. The laptop is running on Windows Service Pack 1

A

A technician needs to segment a network to provide additional security for the HR department shares. Which of the following features would need to be configured to provide this? A. VLAN B. Port mirroring C. Spanning tree D. PoE

A

A technician wants to remotely log into an office computer using remote desktop. The technician needs to do this in a secure manner. Which of the following would accomplish this? A. VPN B. Telnet C. VLAN D. Tagged packets

A

A user calls network support and reports that email is not working. Which of the following should the technician do FIRST? A. Ask the user what operation was performed, what the expected result was, and what the actual result was. B. Scan a list of open ports on the mail hub to scan for excessive traffic and escalate to network administrator if needed. C. Attempt to send a test email message to a known account at a remote facility and scan logs to see if it is sent. D. Determine which mail hub the user was connected to and perform a graceful restart

A

A user has a small network of four computers that they want to connect to a single cable modem. Which of the following devices would allow the user to do this? A. Four port wireless router B. Four port switch C. Four port hub D. Four port WAP

A

A user has reported slow network response in a large training room; the class requires many students to access the same website each day. Which of the following would BEST remedy this problem? A. Caching engine B. Jitter correction C. Firewall D. Fault tolerance

A

A user is able to access the network shares and their email, but is unable to connect to any website. Which of the following command line tools should a technician use on that users workstation to begin troubleshooting? A. Traceroute to any website to see where the disconnection is occurring. B. Perform theipconfig command to verify settings on that workstation are correct. C. Use the routeadd command to add static routes to see if the routes are an issue. D. Use the ping command to see if the workstation can access the DHCP server

A

A user is experiencing slow connections. Which of the following commands would be used to determine the delay time between the hops? A. tracert B. nbtstat C. nslookup D. ping

A

A user is reporting issues connecting to the corporate web server. When analyzing the output from a packet sniffer an administrator sees: Client-Server SYN Server ->Client ACK Client-> Server RST Which of the following is the user experiencing? A. The client is prematurely closing the connection. B. The server is failing to properly respond. C. The 3-way handshake is complete but the browser is unresponsive. D. The server is prematurely closing the connection

A

A user is unable to send an email to another user at company. A network technician believes that the issue is DNS related. After typing nslookup, which of the following commands would help determine the IP address of company As mail server? A. set type=mx B. set type=ptr C. set type=soa D. set type=cname

A

A user reports that they cannot access any network resources. Which of the following tools would a technician use to troubleshoot the problem? A. Cable tester B. TDR C. Certifier D. Butt set

A

A user reports that when the phone rings in their house the wireless on their laptops becomes disconnected. Which of the following BEST describes the issue? A. The cordless phones are2.4Ghz which interferes with wireless B. The cordless phones are plugged into the RJ11 jack C. The cordless phones are5.8Ghz which interferes with wireless D. The cordless phones are plugged into same outlet as the router

A

A wireless network is created for six computers. Five connect correctly. One machine sees the wireless network but will not connect. Which of the following should the technician do? A. Ensure the failed computer has the correct WEP key. B. Restart the wireless router. C. Remove the WEP key from the router. D. Change the WEP key on the router

A

After accepting a request packet on port 80, the firewall automatically allows the reply packet to pass. Which of the following terms BEST describes this firewall behavior? A. Stateful inspection B. Intrusion detection C. Content filtering D. Passive fingerprinting

A

An administrator has just installed a VoIP system and has noticed during peak times that calls are dropped. Which of the following would an administrator implement to alleviate the problem? A. QoS B. SSL VPN C. Load balancing D. Fault tolerance

A

An administrator installs a device that can detect and throttle peer-to-peer traffic. Which of the following device types is being installed? A. Bandwidth shaper B. Intrusion detection C. Proxy server D. Load balancer

A

An administrator is going to be performing maintenance on a network router and wants to temporarily reroute traffic through another office. Which of the following would allow the administrator to accomplish this? A. Configure a static route. B. Configure EGP. C. Implement NAT on the server. D. Implement steady state convergence

A

An employee is receiving an access denied error message when they try to access a network resource. Which of the following troubleshooting steps should the technician perform FIRST? A. Identify what the employee cannot access B. Implement an action plan to resolve the issue C. Document the process D. Ask the employee what has changed since yesterday

A

An end user is able to connect to a wireless network and is able to browse the internet, yet is unable to access network servers. Which of the following is the MOST likely cause of the problem? A. The end user is connected to the incorrect wireless network. B. The device is configured with an incorrect subnet mask. C. There is a problem with the DNS server. D. The network card is malfunctioning

A

Convert the following binary string to its dotted decimal address:11000000.10101000.01100011.00011010 A. 192.168.99.26 B. 192.168.101.26 C. 192.168.99.34 D. 192.168.101.34

A

DNS services are in a failed state on a network. Some users require FQDN to access specific services. A temporary solution would be to: A. create a local host file on the PC. B. release and renew DHCP. C. change the IP address of the specific services needed. D. change all domain relationships to WINS

A

Enabling MAC address filtering on a switch can be used to mitigate which of the following security threats? A. Rogue access points B. Viruses C. Social engineering D. Worms

A

For an enterprise to use one of the reserved private IP address ranges, as best practice they should coordinate with: A. their IT department. B. IANA. C. IEEE. D. their legal department

A

How many DS0s are used in a T1? A. 24 B. 30 C. 23 D. 31

A

If static addressing is not configured and the DHCP server for a network is unavailable, which of the following will a PC use to configure its IP address? A. APIPA B. BOOTP C. DNS D. TFTP

A

In a Class C subnet, a network ID may occupy a maximum of: A. 24bits. B. 16bits. C. 31bits. D. 32bits

A

In a new wireless network installation, the administrator has successfully installed and tested the equipment. The NEXT step after turning wireless access on would be to: A. Document the physical layout. B. Configure the DHCP server. C. Configure wireless adapters. D. Perform a war drive to test for vulnerabilities

A

In the OSI model, which of the following layers would be the cause of a session timeout while browsing the web? A. Layer 5 B. Layer 7 C. Layer 3 D. Layer 2

A

One end of a CAT5 cable is punched down following the 568B standard. The other end should be terminated using which standard to make a straight through cable? A. 568B B. RJ45 C. 568A D. RJ11

A

The 66 block termination point is: A. CAT3 compliant. B. coaxial compliant. C. CAT6 compliant. D. IEEE 1394 compliant

A

The MAIN difference between an IDS and an IPS is the: A. IPS blocks malicious activity while the IDS only alerts about malicious activity. B. IDS blocks malicious activity while the IPS only alerts about malicious activity. C. IDSuses a deterministic engine while the IPS uses probabilistic engine. D. IDSis an inline system while the IPS is placed on a span port and has no IP address

A

The function of a tone generator is to generate a tone to test: A. continuity. B. signal strength. C. impedance. D. signal feedback

A

The primary goal of implementing network QoS features is A. Provide predictable network performance. B. Increase network throughput. C. Prevent undesirable network traffic from entering the network. D. Provide fault tolerance to the network design

A

The role of intelligently forwarding frames from one broadcast domain to another would be performed by which of the following network equipment? A. Router B. Hub C. Media converter D. Unmanaged switch

A

To ensure that VoIP phones are provided with power without using independent power supplies, switches on the network must have which of the following features? A. PoE B. VLAN tagging C. PPPoE D. Spanning tree

A

To forward traffic from a host with the IP address of 10.0.0.100/25 to10.0.0.200/25 which of the following devices will be required? A. A router B. A layer 2 switch C. A hub D. A DNS server

A

Two PCs have been assigned the following IP addresses, subnet mask, and default gateway: PC1 192.168.100.20 255.255.255.240 No DG PC2 192.168.100.10 255.255.255.240 192.168.100.1 Assuming all network devices including the switch the PCs are connected to, network cabling, and the default gateway are all functioning which of the following will occur when PC1 attempts to transfer a file to PC2? A. PC1 will not be able to communicate with PC2 since PC2 is in a different subnet and PC1 does not have a default gateway configured. B. PC1 will perform an ARP broadcast to resolve PC2s IP address to MAC address since both PCs have the same subnet mask and communication will occur. C. PC1 and PC2 will not be able to communicate since both PCs must have the same default gateway. D. PC1 will send traffic to the default gateway at 192.168.100.1 since PC2 is in a different subnet and communication will occur

A

Users are reporting that they can access Internet web pages but cannot access the internal company website. Which of the following is the MOST likely source of the problem? A. The intranet server is down. B. The intranet DNS entry isnonauthoritative. C. The DNS address handed out by DHCP is incorrect. D. The default gateway is incorrect

A

Users at a branch office have informed a technician that access to static web content is slow from their location. It is determined that most users are visiting the same site repeatedly throughout the day. Which of the following would improve WAN utilization? A. A caching proxy server at the branch B. A traffic shaper C. A load balancer at the datacenter hosting the web servers D. An application level firewall

A

Users at a remote office connected to headquarters are using a dynamic routing protocol. There are several paths to headquarters in the event of a route failure. The network technician has noticed that when a failure occurs there is a time lag of several minutes until service is restored. Which of the following describes the time lag? A. Convergence B. Update algorithm C. Static routing D. Distancevector

A

Users on the network can no longer access a custom application that uses TCP 8090 hosted on the DMZ. A technician has verified that the firewall is permitting the TCP port. Which of the following commands would verify the server is still accepting connections on TCP 8090? A. netstat B. ipconfig C. telnet D. nslookup

A

Using a routing table, which of the following routes will be selected MOST frequently? A. The lowest administrative distance B. The highest administrative distance C. The BGP route D. The one with the greatest number of hops

A

When creating a fault tolerant switched network, which of the following will allow for loops in the switched topology while preventing a broadcast storm? A. Spanning tree protocol B. Port mirroring C. Port aggregation D. 802.1q VLAN trunking protocol

A

When using the ping utility, which switch pings a network device until stopped? A. pingt B. pings C. pinga D. pingr

A

When would a technician use plenum rated cable? A. When installing cable in ceilings B. If transmission speeds greater than 100Mbps are required C. When installing cable in damp environments D. Where EMI may be an issue

A

Which of the following LAN types would utilize CAT5 UTP? A. 100BaseTX B. 1000BaseT C. 100BaseFX D. 10GBaseSR

A

Which of the following OSI layers handles the routing of data across segments? A. Network B. Transport C. Session D. Data Link

A

Which of the following address ranges should a network administrator deny in the ACL to prevent multicast packets from crossing the WAN interface? A. 224.0.0.0239.255.255.255 B. 127.0.0.0127.255.255.255 C. 192.168.0.0192.168.255.255 D. 10.0.0.010.255.255.255

A

Which of the following advanced features prevents switching loops by using a preferred path? A. Spanning tree B. VLAN C. Port bonding D. Port authentication

A

Which of the following allows an administrator to view malicious activity after it has taken place? A. IDS B. IPS C. Port scanner D. Packet sniffer

A

Which of the following authentication protocols uses certificates to negotiate access to the network? A. EAPTLS B. PAP C. CHAP D. Kerberos

A

Which of the following cables has a solid Kevlar center to restrict it from making a 90 degree bend? A. CAT6 B. CAT5 C. CAT5e D. CAT3

A

Which of the following can an application layer firewall filter that a network layer firewall cannot? A. HTTP URLs B. Telnet traffic C. ICMP D. HTTP traffic

A

Which of the following commands can be used to find the MAC address of a connecting router? A. arp B. traceroute C. ping D. ping sweep

A

Which of the following components in a structured wiring system supports an Ethernet network? A. 110 block B. 66 block C. 25 pair cable D. Smart jack

A

Which of the following could be installed to improve network performance when accessing Internet websites? A. Caching engine B. Traffic shaping C. Load balancing D. Firewall

A

Which of the following data is included in a wireless access points beacon frame? A. SSID and MAC address B. IP and MAC address C. SSID and WEP key D. Channel and WEP key

A

Which of the following defines the main purpose of dynamic routing? A. Adapts quickly to network changes without manual entries. B. Enables routing protocols with the least amount of hops. C. Adapts to network changes by making manual changes. D. Reduces domain collisions

A

Which of the following describes what happens when a technician pings the broadcast address? A. All clients on the subnet respond B. The broadcast server responds C. An ICMP loop floods the network D. All clients in the multicast group respond

A

Which of the following devices controls traffic on a LAN? A. Switch B. Hub C. Repeater D. Bridge

A

Which of the following devices is used to connect a WAN to a LAN? A. Basic router B. Repeater C. Bridge D. Basic switch

A

Which of the following devices is used to extend the signal strength on a network segment? A. Repeater B. NIC C. Transceiver D. Modem

A

Which of the following devices uses the IEEE 1394 standard? A. FireWire B. USB 2.0 C. iSCSI D. Parallel

A

Which of the following devices will segment a network and help cut down on network congestion? A. Switch B. Repeater C. Gateway D. Hub

A

Which of the following devices would administer routing in a network? A. Multilayer switch B. Proxy server C. DNS server D. Load balancer

A

While reviewing a firewall policy, a network administrator notices a large block of addresses are denied without comment. Given that the blocked address range is from 224.0.0.0 to 239.255.255.255, which of the following group of addresses does this specify? A. Multicast addresses B. Unused private addresses C. RFC1918 private addresses D. Asiapacific addresses

A

A reserved set of IP addresses in a DHCP scope is commonly assigned to which of the following network devices? (Select TWO). A. Server B. Workstation C. Printer D. Hub E. Laptop

A,C

Which of the following log files listed below should be reviewed by the network administrator to inform you that there are performance and network issues within the LAN? A. The administrator should check the System logs. B. The administrator should check the Event logs. C. The administrator should check the Application logs. D. The administrator should check the security logs.

A,B

Which of the following protocols should be used to securely copy a file? (Select TWO). A. SFTP B. SCP C. TFTP D. FTP E. SNMP

A,B

Which of the following tools are needed to create a CAT5e crossover cable?(Select TWO). A. Snips B. Cable crimper C. TDR D. Multimeter E. OTDR

A,B

The network administrator needs to use an IP addressing method that will not require manual updating. Which of the following should be used? A. Static B. Dynamic C. TCP D. Multiple

B

A client calls and reports that the office is unable to access the Internet. The error message displays, When attempting to connect, an error on port 53 has occurred. Which of the following is MOST likely not working? A. HTTPS B. DNS C. HTTP D. FTP

B

A company has just added a new conference room. The network administrator has decided to add six new data ports to this room. The administrator has verified that all the cabling is terminated and functioning correctly. Which of the following should the administrator do next? A. Update the network baseline. B. Update the wiring diagrams. C. Move some data across each port. D. Check all of the cables with the OTDR

B

A company is in the process of upgrading their network infrastructure to support new VoIP telephony equipment. Which of the following is a primary feature to consider when selecting a new switch to support the phones? A. Port mirroring B. PoE C. VPN capability D. Modular chassis

B

A computer is not able to connect to the network. The link light on the NIC is not illuminated. Which of the following should the technician do FIRST? A. Reinstall NIC drivers with the most current drivers. B. Verify network cable connectivity. C. Replace the NIC card with a known good NIC card. D. Check to make sure that the port on the switch is working properly

B

A corporate network has grown and manual monitoring of the network devices are no longer feasible. Which of the following would provide central logging for all devices with message priority levels? A. Install a new server with remote terminals open to monitor equipment. B. Install a syslog server and configure the network devices to send log messages to it. C. Install a SNMP polling server to monitor and collect logs on equipment. D. Install a protocol analyzer to monitor traffic logs.

B

A mobile user reports that after receiving a new patch cable for their laptop, the laptop is unable to connect to the network. An administrator verifies that the port is configured correctly and the LAN drop is active. Which of the following is the MOST likely cause? A. Crosstalk on the cable B. Duplex mismatch C. Speed mismatch D. Open pairs are present

B

A network administrator has been receiving work orders about poor voice quality crossing a branch T1.The cause is determined to be users running high bandwidth file sharing applications across the T1 sending large packets delaying the smaller voice streams. Which of the following would improve voice quality? A. Install a content caching proxy at the branch to reduce inbound WAN traffic. B. Configure traffic shaping to reduce the bandwidth available to the file sharing application. C. Configure a separate VLAN for the IP phones. D. Upgrade switches to provide higher bandwidth ports for workstations and IP phones

B

A network administrator has just installed a new frame relay DS3 to connect an office to the corporate datacenter. Users report long load times for large documents hosted on fileservers in the datacenter. Which of the following tests would be MOST useful in identifying the problem? A. A penetration test B. A throughput test C. ping t D. ping f

B

A network administrator wants to ensure that connections between two servers are split according to usage. Which of the following devices can be used to BEST accomplish this? A. Content switch B. Load balancer C. Proxy server D. Bandwidth shaper

B

A network technician has discovered that passwords are being sent unencrypted over the network. Which of the following network monitoring utilities was used? A. Throughput tester B. Packet sniffer C. VPN concentrator D. Network scanner

B

A network technician is installing a series of three access points to cover the entire wing of a building. Each access point has a wired connection and 802.11g is being used for the wireless transmission. Which of the following channels should be used for the access points? A. Channels 7111 B. Channels 1611 C. Channels 135 D. Channels 246

B

A network technician is installing a series of three access points to cover the entire wing of a building. Only one access point has a wired connection. 802.11g is being used for the wireless transmission. Which of the following channels should be used for the access points? A. Channels 135 B. Channels 666 C. Channels 7111 D. Channels 555

B

A packet sniffer has been placed on a network and shows client A is sending TCP SYN packets to server B. Which of the following packets should be sent from server B in response? A. SYNNAK B. SYNACK C. ACK D. NAK

B

A port scanner is used by network administrator for which of the following? A. To find routers with weak passwords B. To determine open ports on network hosts C. To secure switches and routers D. To make a physical network diagram

B

A power outage occurred over the weekend and on Monday morning the helpdesk was receiving calls about network issues from only one section of the LAN. A network administrator has implemented the solution and identified all the results. After all the network issues were resolved, what would be the NEXT step for that network administrator? A. Identify potential effects of the solution. B. Document the entire process. C. Let all users within the LAN know what the problem was. D. Determine if anything has changed

B

A small company needs to temporarily extend its call center by ten employees. The company decides to rent office space on the opposite side of the building; the two spaces are 400 feet (122 meters) apart. Which of the following is the MOST cost effective solution? A. Install a new T1 line for that office. B. Use a wireless repeater and a WAP. C. Connect the two offices with fiber. D. Install gigabit switches and run Ethernet

B

A technician can successfully remote into the company's server? however, the technician cannot connect to any of the other servers directories from the server itself, but can ping them via an IP address. Which of the following could be the problem? A. The server is on a different physical network. B. DNS is not correctly configured. C. The server is on a different VLAN. D. DHCP is not correctly configured

B

A technician has determined that a single computer has suddenly lost network connectivity. Which of the following should be the next troubleshooting step the technician should take? A. Determine if escalation is necessary. B. Determine if anything has changed. C. Identify the affected areas of the network. D. Establish the most probable cause

B

A technician has gathered information on a network issue, and has determined the affected area. Which of the following would be the NEXT step in resolving this issue? A. The technician should test the best solution for the issue. B. The technician should check to see if there have been any recent changes to this area of the network. C. The technician should consider any negative impacts to the network that might be caused by a solution. D. The technician should implement whatthe is the best solution for the issue

B

A technician is asked to place wireless Internet access in an open warehouse environment. After installing the equipment the technician notices varying signal strengths at different locations. Which of the following should the technician consider to increase the consistency of the signal strength? A. Enable traffic shaping. B. Change the antenna placement. C. Change the encryption method. D. Broadcast the SSID

B

A technician is asked to verify available phone numbers at a telecommunication block. Which of the following tools is required to verify the available numbers? A. Multimeter B. Butt set C. Punch down tool D. Toner probe

B

A technician is installing a basic router for a SOHO network. After installing the router the PCs connected to it are not able to acquire an IP address. Which of the following did the technician fail to configure correctly? A. NAT B. DHCP C. WINS D. DNS

B

A technician is not able to ping a server by the FQDN but can by the IP. Which of the following should the technician check? A. Ensure that WINS is configured B. Ensure that the DNS is configured C. Ensure the MAC address is correct D. Ensure that the IP address is correct

B

A technician is sent to troubleshoot a connectivity issue on A company's web server. Which of the following is the NEXT step after verifying that one of the NICs has no LEDs flashing? A. Reinstall application. B. Check for hardware conflicts or disabled devices. C. Reinstall drivers. D. Check system properties for correct caching settings

B

A technician is troubleshooting a network data transmission issue. Which of the following commands would the technician be able to use to identify the location of the packet loss? A. ipconfig B. traceroute C. ping D. arp

B

A technician is troubleshooting a switch and has identified the symptoms. Which of the following steps should the technician take NEXT? A. Escalate the issue. B. Determine the scope of the problem. C. Implement and test the solution on the switch. D. Create an action plan for reconfiguring the switch

B

A technician is troubleshooting a workstation that is connected to a star network. The technician determines that the workstation is unable to connect to the network resources. Which of the following should be checked FIRST? A. The link lights on the server network card B. The link lights on the network card C. The link lights on the switch D. The installed network drivers

B

A technician is working on a new employees workstation in the accounting department? The workstation needs access to the accounting server. Currently the technician notices that the employee can only access the Internet. Which of the following would the technician need to verify? A. Correct VPN setting B. Correct VLAN setting C. Correct DNS setting D. Correct WINS setting

B

A technician needs to be able to hook three desktop computers to an existing network. There is only one network connection available. Which of the following would the technician use to accomplish this task? A. Modem B. Switch C. Repeater D. Smart jack

B

The difference between 10BaseT and 100BaseT is: A. 100BaseT frames hold more data. B. shorter timing between Ethernet frames. C. 100BaseT requires STP cabling. D. smaller headers on Ethernet frames

B

A technician notices that when trying to ping a workstation by network name the workstation does not reply back over the network. The workstation is part of the domain and is able to get to the Internet. Which of the following is the cause of the problem? A. Faulty cable on the workstation B. Wrong host name on the workstation C. Wrong WINS on the workstation D. Incorrect IP address assigned to the workstation

B

A technician received a call from a remote user who is having issues connecting to a new VPN. Which of the following is the FIRST step the technician should take? A. Document the solution and process B. Identify the symptoms and potential causes C. Establish what haschanged D. Implement an action plan

B

A technician wants to see how many server connections are open on a client machine. Which of the following is the command to see these connections? A. dig B. netstat C. nslookup D. arp

B

A technician would use a logical network diagram to determine the number of: A. Cables in the network. B. Broadcast domains on the network. C. Switches on the network. D. Users on the network

B

A trouble ticket has been generated, reporting a workstation has lost network connectivity. Which of the following should be the FIRST course of action taken? A. Check gateway. B. Gather information. C. Escalate the issue. D. Check switches

B

A user can no longer access the network and all other users are having the same problem. Which of the following should the network administrator do FIRST in order to begin troubleshooting? A. Use the routeadd command to see if static routes can be added. B. Use the ping command to verify connection to the DHCP server. C. Use thearp command to verify connections to the network. D. Use the rarp command to check network settings

B

A user is reporting that their inquiries to the database server keep timing out. Which of the following tools would be BEST suited to troubleshoot the issue? A. Cable tester B. Packet analyzer C. Tone probe D. Butt set

B

A user reports their wireless 802.11g Internet connection is intermittently disrupted. Which of the following is the cause of the problem? A. Infrared printer B. Cordless phone C. Cell phone D. Incandescent light

B

A users workstation is able to resolve IP addresses of any host, and can ping other workstations on the local subnet, but is unable to ping addresses on other subnets. Which of the following is the MOST likely cause of the problem? A. The workstation is configured with an incorrect subnet mask. B. The workstation is configured with the incorrect default gateway. C. The workstations NICis configured for a different port speed than the switch. D. The workstation is assigned to the incorrect VLAN

B

According to the OSI model, which of the following layers is responsible for providing reliable communication? A. Data Link B. Transport C. Network D. Session

B

After a technician came out and installed a new wireless router, one of the wired workstations began having problems connecting to the file server. This is only an intermittent problem. Which of the following actions will the technician MOST likely perform to resolve this problem? A. Move the router's location. B. Check the cable ends. C. Check user permissions. D. Change the router's SSID

B

After adding a new cable segment to the network, the technician should: A. document the changes in the business continuity plan. B. update the wiring schematics. C. create a new baseline document. D. update the disaster recovery plan

B

After installing a new switch and connecting redundant uplinks to other switches, a LAN experiences a broadcast storm causing severe throughput problems. Which of the following is the MOST likely cause of the broadcast storm? A. VLAN assignments on the new switch conflicted with existing VLAN assignments elsewhere on the network. B. Spanning tree protocol was not operational on the LAN. C. Incorrect trunk encapsulation was applied. D. Port aggregation was incorrectly configured

B

An administrator is implementing a new wireless network. Which of the following is the highest level of wireless encryption that the administrator can run? A. WEP B. WPA2 AES C. WPA2 TKIP D. TTL

B

An administrator is in charge of several remote servers in Japan. Users call and report they cannot connect to the company's resources located on those servers. Which of the following commands would allow the administrator to verify the servers are running? A. nbtstat B. ping C. telnet D. netstat

B

An administrator is using a packet analyzer across a single switch but is only receiving partial packet information. Which of the following would need to be implemented on the switch for the administrator? A. Port authentication B. Port mirroring C. Spanning tree D. VLAN

B

An administrator would like to evaluate network traffic. Which of the following tools should the administrator use? A. OTDR B. Protocol analyzer C. Certifier D. Toner probe

B

An office has just added an employee kitchen area. The work area and equipment has stayed the same. Which of the following is the MOST likely reason why they are now having wireless connectivity problems? A. Distance B. Interference C. Encryption D. Antenna placement

B

Automatic private Internet protocol addressing (APIPA) assigns IP addresses from which of the following ranges? A. 10.0.x.x B. 169.254.x.x C. 192.168.x.x D. 172.16.x.x

B

Ensuring that data is transmitted securely over an IP network is the main purpose of: A. FTP. B. TLS. C. Telnet. D. SIP

B

Everyday around lunch time there is network latency on the Windows proxy server 10.1.1.7. Which of the following network utilities can a technician run in order to determine the severity of the latency? A. arp t 10.1.1.7 B. ping t 10.1.1.7 C. nbtstat t 10.1.1.7 D. tracert t 10.1.1.7

B

How many broadcast domains are created by a 24 port switch configured with 12 VLANs with all of the ports being actively used? A. 2 B. 12 C. 36 D. 24

B

How many pairs are crossed in a crossover cable? A. Three B. Two C. One D. Four

B

How much bandwidth does an OC12 provide? A. 12Mbps B. 622Mbps C. 1.2Gbps D. 45Mbps

B

Internet-working devices operate at OSI layer: A. 2 B. 3 C. 4 D. 5

B

Multiple users are reporting network issues. Before taking any course of action, which of the following is the FIRST step a technician should take? A. Create a plan of action and a final solution for the issues. B. Gather information about the problems/symptoms. C. Establish the probable cause behind the network issues. D. Document the solution and update all logical/physical network diagrams

B

On a Windows network, users are reporting that they cannot access any network resources. The users can ping the IP address and connect to the network resource using the IP address. Which of the following is the cause of the problem? A. The domain controller is not responding. B. The DNS server is not resolving correctly. C. The DHCP server is not assigning correct IP addresses. D. The file server is offline

B

SMTP resides at which of the following layers of the OSI model? A. Transport B. Application C. Network D. Presentation

B

The 802.11n protocol operates at which of the following layers of the OSI model? (Select TWO). A. Layer 1 B. Layer 2 C. Layer 3 D. Layer 4 E. Layer 5

B

The below output is from which of the following utilities? Interface: 172.30.0.104 0x2 Internet Address Physical AddressType 172.30.0.500304882728c dynamic 172.30.0.25400304882650e dynamic A. ping B. arp C. nbtstat D. netstat

B

Two ports on switch A are connected to switch B. The advanced switch feature that allows these ports to be combined and managed as a single entity is called: A. port mirroring. B. trunking. C. VLAN. D. spanning tree

B

Users utilizing wireless laptops in an outdoor storage yard are experiencing new connectivity issues. Which of the following is MOST likely causing the new issues? A. Antenna placement B. Environment factors C. Antenna distance D. Signal bounce

B

VLANs occur at which of the following layers of the OSI model? A. 1 B. 2 C. 3 D. 4

B

When all routers in a network agree about the path from one point to another, the network is said to be which of the following? A. Static B. Converged C. Secure D. Dynamic

B

When connecting two devices for data on a vertical cross connect, which of the following cables would be used to connect those devices? A. CAT5e B. Fiber C. Coaxial D. CAT6

B

When connecting two devices for voice on a vertical connect, which of the following cables would be used to connect the two devices? A. Cross connect wire B. 25 pair cable C. CAT3 D. CAT5

B

When connecting two switches together, which of the following protocols would be used to trunk multiple VLAN traffic across the same physical link? A. Porttrunking B. 802.1q C. Port mirroring D. 802.1x

B

Which of the following Ethernet technologies has the shortest transmission distance? A. 10BaseT B. 10GBaseT C. 100BaseT D. 10GBaseSR

B

Which of the following IEEE standards has a maximum bandwidth of 54Mbps operating at 5GHz? A. 802.11g B. 802.11a C. 802.11b D. 802.11

B

Which of the following TCP connect scanners is always set for normal data flow once a connection is established? A. TCP B. ACK C. SYN D. RSH

B

Which of the following WAN technologies allows for the fastest connection? A. ADSL B. SONET C. T1 D. OC-12

B

Which of the following WAN technologies requires fiber optics? A. POTS B. SONET C. ADSL D. PSTN

B

Which of the following WAN technologies would a technician find dense wavelength division multiplexing (DWDM)? A. T1 B. SONET C. ADSL D. ISDN

B

Which of the following WAN technology types does not use an Ethernet cable as a medium for communication and is used for long distances? A. DSL B. WiMAX C. E3/T3 D. ATM

B

Which of the following WAN technology types would MOST likely be used in a SOHO environment with a few network devices? A. Frame relay B. Cable modem C. ATM D. E1/T1

B

Which of the following authentication protocols uses plain text to transmit passwords over the internet? A. RADIUS B. PAP C. CHAP D. Kerberos

B

Which of the following cable standards has the highest effective range at a greater expense? A. 1000BaseT B. 1000BaseLX C. 1000BaseCX D. 1000BaseSX

B

Which of the following cable types have a maximum recommended cable length of 100 meters (328 feet)? A. Coaxial B. Ethernet C. Serial D. Fiber

B

Which of the following cables is used to connect multiple layer 2 switches? A. Loopback B. Crossover C. Serial D. Rollover

B

Which of the following can operate at both layers 2 and 3 of the OSI model? A. Bridge B. Switch C. Repeater D. Hub

B

Which of the following command line utilities is used to display the IP to Physical address table? A. netstat B. arp C. nbtstat D. ping

B

Which of the following commands would provide the following output? DNS request timed out. timeout was 2 seconds. *** Cant find server name for address 172.30.0.5: Timed out *** Default servers are not available Server: UnKnownAddress: 172.30.0.5 DNS request timed out. timeout was 2 seconds. *** Request to UnKnown timedout A. winipcfg B. nslookup C. ipconfig D. netstat

B

Which of the following connectors can be used for serial connections? A. SC B. RS-232 C. BNC D. ST

B

Which of the following defines the required distance between each LAN drop that will be installed within a building? A. Acceptance use policy B. Wiring schematics C. Logical network diagrams D. Company regulations

B

Which of the following describes an email that is sent to users with web links that direct them to malicious websites? A. Viruses B. Phishing C. Rogue access points D. Man-in-the-middle

B

Which of the following devices allows segregation of collision domains but not broadcasting domains? A. NIC B. Switch C. Hub D. Router

B

Which of the following devices can be used to breakup a broadcast domain? A. Unmanaged switch B. Router C. DHCP server D. Bridge

B

Which of the following frequency ranges does 802.11a operate at? A. 4.9GHz B. 5GHz C. 54GHz D. 2.4GHz

B

A user has plugged a computer into a switch port and now is unable to access any server resources on the network.Which of the following are the MOST likely reasons for the access problem? (Select TWO). A. The spanning tree protocol has locked down the port. B. The computer is connected to a port in the wrong VLAN. C. The appropriate credentials have not been supplied for network access. D. A port mirroring session was started and is interfering with the connection. E. The computer is connected to an incorrect PoE port

B,C

Which of the following are features of a DHCP server? (Select TWO) A. Transferring files over the network B. Dynamic IP addressing C. Static IP address reservations D. Resolving IP addresses to canonical names E. Secure shell connections

B,C

Which of the following protocols are used to transfer files between two systems?(Select TWO). A. RIP B. SCP C. FTP D. NTP E. SNMP

B,C

Which of the following are forms of gigabit Ethernet that require the use of fiber optic cables? (Select THREE). A. 1000BaseT B. 1000BaseSX C. 1000BaseLX D. 10BaseT E. 1000BaseTX F. 1000BaseCX

B,C,F

Which of the following protocols are commonly used for VoIP? (Select TWO). A. NPP B. SIP C. HSRP D. RTP E. NNTP

B,D

Which of the following network performance optimization methods slows or restricts traffic to increase the performance of other types of traffic? (Select TWO). A. Load balancing B. Traffic shaping C. High availability D. Caching engines E. QoS

B,E

Which of the following protocols are used in VoIP? (Select TWO). A. RDP B. RTP C. SSH D. SMTP E. SIP

B,E

Which of the following protocols is used to encrypt packets over the Internet? (Select TWO). A. SIP B. HTTPS C. SMTP D. SMNP E. SSH

B,E

A company requires a hub and spoke WAN solution. Which of the following are BEST suited to meet this need? (Select THREE). A. ISDN B. MPLS C. ADSL D. SONET E. Framerelay F. ATM G. DOCSIS

B,E,F

A computer configured to use DHCP cannot locate a DHCP server. Automatic Private IP Address (APIPA) will assign which of the following addresses? A. 172.16.1.25 B. 192.168.1.25 C. 169.254.1.25 D. 10.16.1.25

C

.QoS is used to accomplish which of the following objectives? A. Block traffic from certain websites. B. Block traffic from certain users. C. Provide priority of one or more types of traffic over others. D. Make use of the current bandwidth so it is a constant preset ideal by caching traffic

C

A 66 block is typically connected to the telecommunication company through which of the following types of cable? A. Fiber optic B. CAT6 C. 25 pair D. 100 pair

C

A DHCP enabled computer on the network has been unplugged from the network for a week. In the mean time, several other computers were added to the network. When plugging the computer back into the network the computer is unable to reach network resources. Which of the following is the MOST likely cause? A. The IP address lease has expired on the DHCP server. B. The DHCP scope needs to be redefined. C. The DHCP pool limit has been reached. D. The DHCP server needs to be restarted

C

A DHCP enabled computer on the network is changing IP addresses and the technician wants to have the same IP address assigned for that computer. Which of the following would be implemented? A. The technician needs to add the IP address to the host file. B. The technician needs to restart the DHCP services. C. The technician needs to add the computer to the reservation list. D. The technician needs to add the MAC address to the host file

C

A LAN support team is installing new cables when all networked applications slow and then stop working. Switches in the server room show all connected ports at 100% activity. Which of the following has MOST likely occurred? A. Cable run has a short. B. New switch port is in wrong VLAN. C. Switching loop. D. Cable run has a break

C

A VoIP telephone with a builtin hub is plugged into a single network using both the hub port and the telephone port. The network begins to experience severe lag due to a significant increase in traffic. Which of the following features would help to prevent this from occurring in the future? A. Port mirroring B. VLANS C. Spanning tree D. Trunking

C

A client is able to ping its default gateway, but is unable to communicate with a remote host. Which of the following utilities would the technician use to determine where the fault is? A. arp B. pingt C. traceroute D. nbstat

C

A client wants to extend the range of their wireless network without running wires throughout the small office. Which of the following could be implemented with the LEAST administrative effort? A. Install a repeater at the end of the office. B. Install an 802.11n router and change all NICS to match. C. Install a WAP in the middle of the office. D. Install an additional router to help with congestion

C

A company needs the ability to run a network that can handle 30Mbps datatransfer speeds but also needs to keep the cost of installing the network down. Which of the following cable types would BEST meet the company's needs? A. CAT6 B. CAT3 C. CAT5e D. CAT1

C

A company would like to configure newsfeeds on the network for employees to be aware of internal company information. Which of the following ports would be used to allow newsfeeds to passthrough? A. 25 B. 22 C. 119 D. 143

C

A company's network is wired in a bus topology and one of the computers is unable to access the network. Which of the following is the FIRST step in the troubleshooting process? A. Reinstall the NIC driver. B. Replace the cable. C. Check the cable connections. D. Replace the NIC

C

A computer is unable to access the corporate web server, which has an IP address of 172.30.0.100 and MAC address of 00-15-5d-22-43-8f. A command is run on the computer. Based on the output below, which of the following is the MOST likely cause of this problem? Internet Address Physical Address Type 172.30.0.5 00-30-48-82-72-8c dynamic 172.30.0.100 00-15-5d-22-44-8d dynamic 172.30.0.101 00-15-5d-72-7a-be dynamic A. Reverse ARP failure B. IP address conflict C. MAC spoofing D. Static ARP entries

C

A corporate office network has 40 computers all in the same private IP subnet. The corporate office has purchased an Internet connection from their local ISP. They were assigned one static public IP address, and all 40 computers will require access to the Internet. How can this be accomplished? A. DHCP will assign addresses capable of accessing the Internet. B. The use of static NAT will allow access to the Internet. C. PAT will allow access to the Internet. D. Supernetting will allow access to the Internet

C

A firewall is set to block inbound connections on port 25. Which of the following protocols would enable the administrator to retrieve email without reconfiguring the firewall? A. SNMP B. SMTP C. POP3 D. FTP

C

A host is unable to communicate across a network. From the information below, which of the following is the cause of the issue? Host Name . . . . .. . . . . . . : Test20 Primary Dns Suffix . . . . . .. : abc.com Node Type . . . . .. . . . . . . : Unknown IP Routing Enabled. . . . . . . . : No WINS Proxy Enabled. . . . . . . . : No DNS Suffix Search List. . . . . . : abc.com Ethernet adapter Local Area Connection: Connectionspecific DNS Suffix . : Description . . . . .. . . . . . : Broadcom NetXtreme Gigabit Ethernet Physical Address. . . . . . . . . : 00000015A1D0 Dhcp Enabled. . . . . . . . . . . : No IP Address. . . . . . . . . . . .: 10.0.37.144 Subnet Mask . . .. . . . . . . . : 255.255.254.0 Default Gateway . . .. . . . . . : 10.0.38.1 DNS Servers . . . . . . . . . .. : 10.0.36.5 A. Subnet mask is incorrect. B. IP address is incorrect. C. Gateway IP is incorrect. D. DNS server address is incorrect

C

A network administrator configured several network devices earlier today, but now the Internet is no longer available to several users. Which of the following logs should the network administrator reference to help identify the problem? A. Phone logs B. Event logs C. History logs D. Application logs

C

A network administrator is configuring a server to provide file sharing for offices across the company. Which of the following addresses would be acceptable to set on a device? A. 255.255.255.255 B. 192.168.0.255 C. 192.168.0.25 D. 192.255.255.255

C

A network administrator is developing a solution that will allow a new remote site with 400 users access to the Internet using only one public routable IP address. The solution must allow for direct user access to the Internet. Which of the following technologies is the BEST to implement? A. VPN B. DHCP C. PAT D. DNS

C

A network administrator is troubleshooting a connectivity problem between a PC and a remote site. An ICMP trace route reveals that after several hops, addresses start repeating and TTL exceeded messages are returned. Which of the following problems is the cause? A. A switching loop B. An ARP problem C. A routing loop D. A DNS problem

C

A network administrator needs to ensure that users are authenticated before they are given access to the network. Which of the following BEST meets these requirements? A. 802.1s B. 802.1d C. 802.1x D. 802.1w

C

A network administrator would MOST likely use a port scanner to do which of the following? A. Capture incoming network packets to port 80 on a workstation. B. Trace a physical network port through a building. C. Remotely test a firewall configuration on a server. D. Report the link speed and duplex of all ports on a switch

C

A network device that is used to connect multiple devices without segmenting a network is a: A. router. B. bridge. C. hub. D. switch

C

A network technician discovers that the phone company has installed the smart jack in the wrong location. It needs to be moved 75 feet (23 meters) to the computer room. Which of the following should be requested? A. A replacement smart jack B. A 66 block extension C. A demarc extension D. A 110 block extension

C

A network technician has been asked to retrieve device statistics, information, and errors. Which of the following tools would the technician likely use? A. TFTP B. Packet sniffer C. SNMP D. SMTP

C

A network technician is connecting through the console port to configure a switch. Which of the following ports would be used to transfer configuration files from the switch? A. TCP 110 B. UDP 67 C. UDP 69 D. TCP 69

C

A network technician is troubleshooting a network issue that has just been reported. Which of the following troubleshooting steps should the technician take FIRST to help resolve this issue? A. Record what steps should be taken to resolve the issue. B. Ask the user who reported the issue what past documentation they have. C. Ask the user who reported the issue to explain the symptoms in detail. D. Record the solution in the appropriate logs for future use

C

A new LAN switch is installed with on fiber ports. Which of the following would a technician need on the new switch to allow compatibility to the existing fiber network? A. Router B. Repeater C. Media converter D. Hub

C

A recently installed wireless router needs to be configured to have the highest level of security. Which of the following would MOST likely be used? A. SSL B. WEP C. WPA D. IPSec

C

A scanner has determined the open ports on a network device.Assuming services are running on their default ports, which of the following ports will provide secure communications? A. 25 B. 21 C. 22 D. 23

C

A small office home office (SOHO)wireless user reports their new laptop is 802.11b and 802.11g capable but will not wirelessly connect faster than 11Mbps. Which of the following is the cause of the problem? A. The laptop wireless card is running on a different frequency. B. The wireless router needs a firmware update. C. The wireless router is 802.11b only. D. The wireless router is defective

C

A technician arrives at a site and is troubleshooting an unfamiliar network. Which of the following steps should be done FIRST to diagnose the problem? A. Escalate the problem to administrative technician. B. Compare wiring schematics to industry standards. C. Identify symptoms and draw a network diagram. D. Use a port analyzer to determine network topology

C

A technician has deployed multiple temperature monitoring devices with IP addresses in the 10.137.24.0/25 network. Such devices must receive an ICMP keep-alive packet from the server every five minutes. Which of the following destination IP addresses must the technician configure on the server to send keep-alive packets to all the devices? A. 10.137.24.0 B. 10.137.24.1 C. 10.137.24.127 D. 10.137.24.128

C

A technician has just finished implementing a solution for a network issue. Which of the following steps in troubleshooting should the technician do NEXT? A. Document the issue and the solution that was implemented. B. Escalate the issue to another technician. C. Test if the solution works and identify other effects it may have. D. Gather information about the issue

C

A technician is configuring a router for a SOHO network. The technician has changed the IP address scheme on the router and disabled DHCP service before the wireless was configured. After the router updates the information, the PC can no longer connect to the router. Which of the following would be the BEST solution to reestablish the connection while maintaining the routers current configuration state? A. Restart the PC so it obtains a new IP address from the router. B. Restart the router so that the PC obtains a new IP address. C. Assign a static IP address on the PC that matches the router. D. Use APIPA to connect the PC to the router

C

A technician is creating a patch cable to connect two PCs for file sharing. Which of the following cables should the technician use? A. Straight B. Loopback C. Crossover D. Rollover

C

A technician is dispatched to a house where the user reports intermittent problems with their wireless network. Which of the following is the MOST likely cause of dropoffs? A. Cellular phones B. Poor cable connection C. Cordless phones D. Lighting

C

A technician is extending a data circuit to the other side of the building. Which of the following would the technician set up at the new location? A. EMI B. MDF C. IDF D. ESD

C

A technician must enable which of the following services to prevent broadcast storms? A. DHCP B. Port mirroring C. Spanning tree D. Bonding

C

A technician needs to change locations of a telephone between 66 blocks. Which of the following tools would be used in locating the positions in the cross connections? A. Butt set B. Cable tester C. Toner probe D. Voltage meter

C

A technician needs to trace a wire that is in the wall. Which of the following is the BEST way for the technician to identify the wires location? A. Media Tester B. Continuity Tester C. Tone Generator D. Multimeter

C

Which of the following commands would allow a technician to see the DNS servers that a computer is configured to use? A. netstat B. nbtstat C. nslookup D. arp

C

A user reports that the wireless network is slow and is able to see and access shared folders that are unknown to the user. Which of the following is the cause of the problem? A. The wireless NIC is defective. B. Wireless router is improperly configured. C. The user is connecting to the wrong SSID. D. The SSID broadcast is disabled

C

A workstation on the network can ping hosts on the network but it cannot ping any addresses on the internet. Other hosts on the same network can connect to the internet. Which of the following should the technician check? A. The DNS server entries B. The network card C. The default gateway D. The hosts file

C

After a power outage several switches lose their current configurations, but the core router is still working properly. The switches affected are not able to connect to the network. After further investigation the network administrator is able to identify the affected areas, establish the cause, and escalated the problem. Which of the following would be the NEXT step that the network administrator should do? A. Immediately implement a solution. B. Meet with the emergency response team to determine the next step. C. Create an action plan and solution. D. Copy the core routers current configuration to all the affected switches

C

After adding a new cable segment to the network, the technician should: A. Update the disaster recovery plan. B. Document the changes in the business continuity plan. C. Update the wiring schematics. D. Create a new baseline document

C

After deploying three large additional servers in a rack there are reports of network instability and other issues across all servers in the rack. It has been verified that there is sufficient power resources and network bandwidth. Which of the following should the technician check NEXT? A. Cable tester B. Certifier C. Temperature monitor D. Multimeter

C

After increasing the interface MTU of a branch router to 1600 bytes, a network administrator is no longer able to send packets with a size of 1501 bytes. Which of the following is the cause? A. The WAN link does not support frames over 1500 bytes in size. B. The branch router cannot process frames larger than 1500 bytes. C. The router at the other end of the WAN link is configured with an MTU of 1500. D. The frames take too long to send causing collisions with other devices attempting to send traffic

C

All nodes on a subnet are experiencing network slowness. The administrator suspects an infected computer is on the network and checks if a node is saturating the network. Which of the following tools should be utilized in this situation? A. Multimeter B. Port scanner C. Protocol analyzer D. IGMP

C

All printers on a network are network printers with server hosted queues. A user reports that they cannot print. The dispatched technician verifies that all jobs sent from the users computer to the network printer fail. Which of the following would be an appropriate NEXT step? A. Reboot the print server. B. Power cycle the switch. C. Try the printer from another PC. D. Replace the printer

C

All the workstations at a company have a static IP address. A newly deployed workstation is unable to connect to the company intranet server using an Internet browser. The technician can ping the intranet servers IP address. The MOST likely cause of this is an incorrect: A. VLAN. B. IP address on the new workstation. C. DNS server setting on the client. D. gateway setting on the client

C

An IDS is used for which of the following purpose? A. Controls inbound and outbound connections to prevent unauthorized access to the Internet. B. Controls inbound and outbound connections in a network device by command lines. C. Monitors inbound and outbound network connections in order to identify suspicious activity. D. Monitors inbound and outbound network connections in order to prevent suspicious activity

C

An active/passive server cluster in which only one server is active and handling requests, is an example of which of the following network performance optimization? A. Traffic shaping B. QoS C. High availability D. Load balancing

C

An administrator has a networking closet on the first floor of a building with all of the network and communication equipment. However, the telephony provider installed the communications line in the basement. Which of the following needs to be extended to connect the line to the networking closet? A. Smart jack B. Demarcation point C. Patch panel D. Router

C

Which of the following commands would test the loopback adapter of an internal NIC? A. ping 127.127.0.0 B. ping 127.127.1.0 C. ping 127.0.0.1 D. ping 127.1.1.1

C

Which of the following connection methods is considered secure? A. HTTP B. RCP C. HTTPS D. TELNET

C

An administrator has determined that auto-negotiation has failed on a connection. Which of the following are the MOST important settings that should be matched on each side of the connection? A. IP address, OSPF area, route propagation B. Port enable, port mirroring,link aggregation C. Port speed, port duplex, flow control D. VLAN assignment, port authentication, flow control

C

An administrator is troubleshooting network connectivity and would like to view the path that packets are taking from workstation A to server 1. Which of the following command line tools is MOST appropriate to use? A. nslookup B. route C. traceroute D. ping

C

An administrator suspects that packets to an IP address are being dropped over the internet. Which of the following tools would be the BEST to determine the hop that is dropping the packets? A. ping B. nslookup C. traceroute D. netstat

C

An administrator would like to determine which wire pair on a 100 block connects a jack in the next room. Which of the following utilities would MOST likely be used to determine this? A. Port scanner B. Toner probe C. Multimeter D. Protocol analyzer

C

An administrator would like to monitor the network to evaluate which employees are using an excessive amount of bandwidth on peer to peer sharing services. Which of the following monitoring techniques would BEST be used? A. Stateful packet inspection B. Load balancing C. Packet sniffing D. Throughput testing

C

An organization with 2,500 users has exhausted their Internet bandwidth. After some investigation, the network administrator discovers that 95%of the traffic is coming from web browsing. Which of the following network devices could be added to BEST reduce the amount of Internet bandwidth the company is using? A. Content switch B. Load balancer C. Proxy server D. An additional DNS server

C

How many potential MAC address schemes are possible? A. 232 B. 246 C. 248 D. 264

C

IGP differs from EGP because IGP is designed for use in which of the following? A. Communication between WANs B. Communication between networks C. Single autonomous network D. Single non-autonomous network

C

Implementing a set of policies and procedures that define the corporate information is confidential and training employees on these procedures can help prevent which of the following? A. Smurf attacks B. Maninthemiddle attacks C. Social engineering D. Patch management

C

In a Class A subnet, a Host ID may occupy a maximum of: A. 32bits. B. 31bits. C. 24bits. D. 16bits.

C

In a network constructed using star topology, all the devices are connecting to one central device known as the: A. router. B. repeater. C. hub. D. gateway

C

In the scenario you should be aware that 802.11a uses a 5GHz signal, which makes it effective only at shorter distances, as well as incompatible with 802.11b's 2.4GHz signal, but places it in a much less-crowded bandwidth. Which of the following protocols provides the actual encryption used over VPN? A. PPP B. HTTPS C. PPTP D. SSH

C

Malicious traffic has been detected terminating at HOST A on TCP port 4444. Which of the following commands can be run on HOST A to determine the process attached to TCP port 4444? A. ipconfig /all B. ifconfig -a C. netstat -nav D. netstat -nap

C

Multiple users are reporting no connectivity after a recent power outage. An administrator needs a cable to plug their laptop into the router in order to be able to console into it. Which of the following would the administrator need to make this connection? A. Crossover B. Loopback C. Rollover D. 568B

C

None of the users in an office can connect to the servers using the FQDN. Which of the following is MOST likely the cause of this issue? A. WINS is not enabled B. NetBIOS is not enabled C. DNS is not enabled D. DHCP is not enabled

C

SONET is normally associated with which of the following? A. Point to point B. Point to multipoint C. Ring D. Bus

C

The data center power will not be restored for several hours. Which of the following can be implemented in the future to allow the data center to keep running? A. Connect all the switches to a battery backup. B. Connect all the switches to a generator. C. Connect the data centers power to a generator. D. Connect the data centers power to a UPS.

C

The helpdesk has been informed that the company's ISP is experiencing network outages. Which of the following commands can an administrator run to quickly locate and determine the TTL of the further reachable node? A. route B. ping C. traceroute D. arp

C

There are two networks sharing the same office space. One network already has an 802.11g access point. The second network acquires one as well. If known, which of the following would help keep the two networks from interfering with each other? A. Encryption type B. Pre-shared key C. Channel D. WEP key

C

To support roaming across a wireless 802.11g network, each access point should be configured to use which of the following? A. The same channel B. The same frequency C. The same SSID D. CSMA/CD

C

Two clients are directly connected via RJ-45 and CAT5e cables and communicating with IP. The first client sends data out of its RJ-45 on pins 1 and 2. On which of the following pins will the client expect to receive a response? A. 1 and 2 B. 2 and 3 C. 3 and 6 D. 5 and 6

C

Two network switches need to be cabled together via copper cabling. These switches do not support MDI-X. Which of the following cabling will need to be used? A. Straight B. Rollover C. Crossover D. Loopback

C

Two networks in different offices have been using DHCP set up for 192.168.0.0/24. After consolidating the officer's networks, they have run out of IP addresses. Which of the following is the MOST cost-effective solution? A. Request another class C IP scope from the ISP. B. Switch to static IP addressing. C. Change the subnet mask to 255.255.254.0. D. Add a router to connect both networks

C

Which of the following connectivity issues is the MOST likely to result from bundling network cables tightly together? A. Collision B. Attenuation C. Crosstalk D. Open circuit

C

When configuring a wireless access point, which of the following principles should be used to select a channel to operate on? A. Select the same channel as that configured on the neighboring access points. B. Select the channel closest to that configured on neighboring access points. C. Select the channel with the frequency range least used in the given area. D. Select the channel farthest from that configured on neighboring access points

C

When determining responsibility for repair and maintenance of a T1, up to which of the following points is the local exchange carrier responsible for? A. The smart jack B. The central office C. The point of demarcation D. The router

C

When installing a new secure wireless network the administrator should turn on: A. WEP and turn on SSID broadcast. B. WPA and turn on SSID broadcast. C. WPA and turn off SSID broadcast. D. WEP and turn off SSID broadcast

C

When terminating a CAT5e cable a technician terminates the 568A end and the 568B end. The resulting cable is: A. a straight through cable. B. nonfunctional. C. a crossover cable. D. capable of 10GBaseT

C

Where would a technician MOST likely place the company MX and A records? A. Proxy server B. Load balancer C. DNS server D. Firewall

C

Which of the following BEST describes the use of plenum cable? A. Increases the cable signal B. Decreases the cable signal C. Reduces toxic gas released during a fire D. Reduces the amount of EMI going to the cable

C

Which of the following BEST explains the function of OSI layer 4? A. Connecting hosts on the same segment B. Specifying signal timing and amplitude C. Reliable delivery of packets D. Routing packets across segments

C

Which of the following IEEE standards describes the power output of a standard switch port? A. 802.3ab B. 802.3ae C. 802.3af D. 802.3aa

C

Which of the following Internet technologies would provide the GREATEST bandwidth? A. T1 B. Cable C. OC3 D. T3

C

Which of the following Layer 2 devices is used to connect multiple nodes on a network? A. DHCP server B. Router C. Switch D. Bridge

C

Which of the following VPN protocols runs over port 1723 and allows encryption to be done at the data level? A. SLIP B. PPPoE C. PPTP D. RAS

C

Which of the following WAN layer two protocols would be BEST suited for a full mesh topology? A. PPP B. ATM C. MPLS D. Framerelay

C

Which of the following WAN technologies provides a 45Mbps circuit over TDM equipment? A. SONET B. E3 C. T3 D. OC12

C

Which of the following WAN technologies uses thirty 64Kbps channels? A. ATM B. T1 C. E1 D. MPLS

C

Which of the following access methods is used for wireless medium access? A. CSMA / CD B. PPPoE C. CSMA / CA D. PPTP

C

Which of the following actions should the administrator do FIRST to help access a gigabit connection? A. Change the CAT5 cable to a CAT3 cable. B. Change the CAT3 cable to RG58 cable. C. Change the CAT5 cable to a CAT6 cable. D. Change the CAT5 cable to a CAT5 Crossover cable

C

Which of the following activities will not be possible if the gateway IP address is set incorrectly on a client's machines? A. Printing over a local network B. Sniffing the network traffic C. Pinging a remote computer D. Sharing local network files

C

Which of the following are usually needed during manual configuration of a client on an 802.11g network segment using DHCP and WEP? (Select TWO) A. IP address B. Name servers C. SSID D. Subnet mask E. Shared key

C

Which of the following authentication mechanisms on a wireless network uses a separate network authentication server? A. Kerberos B. TKIP C. RADIUS D. WEP

C

Which of the following authentication methods allows for domain level authentication on a wireless network? A. WAP B. TKIP C. RADIUS D. WEP

C

Which of the following authentication methods uses public and private keys to secure communication and ensure the senders identity? A. CHAP B. EAP C. PKI D. Kerberos

C

Which of the following cable types allows for the maximum cable run distance? A. Coaxial B. Multimode fiber C. Single mode fiber D. CAT3

C

Which of the following cable types is typically used to connect a hub to a hub that does not support MDIX? A. Straight B. Loopback C. Crossover D. Rollover

C

Which of the following can be used to set options such as TFTP server addresses, DNS search lists, and broadcast addresses on network clients and workstations? A. Networkbridge B. Layer 2 switch C. DHCP server D. Smart jack

C

Which of the following classes is the address 208.177.23.1? A. Class A B. Class B C. Class C D. Class D

C

Which of the following command and switch combination would provide the following output? Interface: 172.30.0.102 0x2 Internet Address Physical Address Type 172.30.0.5 00304882728c dynamic A. arps B. netstat a C. arpa D. netstat s

C

Which of the following command line tools can be used to display listening sockets and established connections on the local computer? A. nslookup B. nbtstat C. netstat D. ipconfig

C

Which of the following command line tools would BEST be used to verify DNS functionality? A. netstat B. traceroute C. dig D. arp

C

Which of the following commands is used to provide the output below in a Windows environment? 1 * * * Request timed out. 2 * * * Request timed out. 3 * * * Request timed out. A. nbtstat B. netstat C. tracert D. ping

C

Which of the following describes how original network diagrams contained in the documentation should be maintained? A. Used only to satisfy a network upgrade checklist requirement B. Used as a point-in-time reference but never relied upon C. Regular audits to ensure that diagrams remain accurate D. Considered to be the only source-of-truth of the network state

C

Which of the following devices can be remotely looped for troubleshooting purposes? A. A 66 block B. A 110 block C. A smart jack D. A patch panel

C

Which of the following devices does not limit network broadcast traffic and does not increase performance? A. Router B. Brouter C. Hub D. Switch

C

Which of the following devices has a primary purpose of proactively detecting and reacting to security threats? A. SSL B. IDS C. IPS D. VPN

C

Which of the following devices is used for connecting multiple network hosts where the physical signal is always repeated to all ports? A. Bridge B. Router C. Hub D. Switch

C

Which of the following documentation would a network administrator refer to discover a rogue WAP? A. Wiring schematics B. Policies C. Baseline D. Regulations

C

Which of the following does an administrator need to be aware of when installing a wireless network in a building with multiple floors? A. Frequency configuration B. SSID naming C. Channel overlap D. Encryption algorithm

C

Which of the following features from the switch eliminates a delay in acquiring an IP address? A. Update the SNMP strings. B. Change the duplex mode tohalfduplex. C. Enable spanning tree on the interface. D. Enable trunking

C

Which of the following features of a switch will allow two switches to pass network information? A. Disabling the routing protocols B. Port speeds C. Trunking D. PoE

C

Which of the following ipconfig switches will display when the lease was obtained? A. /displaydns B. /release C. /all D. /renew

C

Which of the following is a client- server based authentication software system which maintains user profiles in a central database? A. CHAP B. MSCHAP C. RADIUS D. EAP

C

Which of the following is a correct Ethernet MAC address? A. 12:7H:45:89:9F:65 B. 16-15-4D-31-59-5J C. 11:34:7A:88:0C:DB D. 12-88-FF-9X-58-9E

C

Which of the following is a demarcation device for T1 circuits with the ability to run diagnostics when remotely activated? A. 66 block B. Demarcation extension C. Smart jack D. 110 block

C

Which of the following is a direct advantage of having wireless standards? A. Increased use of wireless spectrum B. Greater device security C. Interoperability between devices D. Increased number of protocols can be used

C

Which of the following is a secure method for file transfer to a network device? A. SNMPv2 B. TFTP C. SCP D. FTP

C

Which of the following is a utility that translates the physical network address to its IP address? A. nslookup B. ping C. rarp D. netstat

C

Which of the following is a valid IP address in the public addressing scheme? A. 172.20.10.1 B. 10.20.1.1 C. 168.192.10.1 D. 233.10.20.1

C

Which of the following is an example of a valid MAC address for a workstation? A. 05:14:K9:07:B2:M4 B. FFFF.FFFF.FFFF C. 00:08:38:05:B5:F4 D. 131.44.32.255

C

Which of the following is considered a connection oriented protocol? A. UDP B. SPX C. TCP D. IP

C

Which of the following is correct when converting 192 to binary? A. 00110000 B. 00001100 C. 11000000 D. 00000011b printers?

C

Which of the following is part of the IP protocol suite and is used to monitor network managed devices? A. LDAP B. SMTP C. SNMP D. SMB

C

Which of the following is port 123 commonly used for? A. IMAP4 B. HTTPS C. NTP D. DNS

C

Which of the following is the FIRST criterion used to select a nexthop from the routing table? A. Lowest administrative distance B. Greatest number of hops C. Most precise matching prefix D. The BGP route

C

Which of the following is the MOST common pinout configuration used when crimping RJ45 connectors? A. UTP B. IEEE 802.5 C. T568A/B D. STP

C

Which of the following is the MOST likely cause of a wireless connection drop off in a wireless G network? A. Cellular interference B. AM Radio C. Cordless phones D. FM Radio

C

Which of the following is the MOST secure wireless encryption? A. ESSID B. WPA C. WPA2 D. WEP

C

Which of the following is the default port for POP3? A. 21 B. 80 C. 110 D. 25

C

Which of the following is the difference between static and dynamic routing? A. Static routes are added automatically. B. Static routing is best used in large scalable networks. C. Dynamic routes are added automatically. D. Dynamic routing is used by a WINS server

C

Which of the following is the maximum amount of wires that fit into a RJ11 connector? A. 2 B. 8 C. 4 D. 6

C

Which of the following is the maximum distance that CAT5 cable can run before experiencing db loss? A. 100 feet (30.5meters) B. 207 feet (63.1 meters) C. 328 feet (100 meters) D. 358 feet (109.12meters)

C

Which of the following is the maximum hop count for RIPv2? A. 18 B. 10 C. 16 D. 17

C

Which of the following is the maximum range of 10GBaseSR? A. 1000 feet (305 meters) B. 6 miles (1593 kilometers) C. 990 feet (302 meters) D. 328 feet (100 meters)

C

Which of the following is the metric used for OSPF? A. Latency B. Cost C. Bandwidth D. Next hop

C

While analyzing the contents of the IP routing table in a router, the administrator notices the following routes in the table: PrefixNextHop IPInterface 192.168.1.0 /24172.16.31.1 Ethernet0 192.168.2.0 /24172.16.31.1 Ethernet0 172.16.31.0 /24 Directly Connected Ethernet0 0.0.0.0/0172.16.31.2 Ethernet0 Which of the following BEST describes what would occur if a packet from 192.168.1.4 were sent to 192.168.3.4? A. The packet will be dropped as there is no matching route in the IP routing table to reach the destination network B. An ICMP network unreachable message will be sent to 192.168.1.4 C. The packet will be forwarded to 172.16.31.2 D. The packet will be forwarded to 172.16.31.1 since the source IP address is in the 192.168.1.0/24 range

C

Which of the following are the IEEE designations for the spanning tree protocol? (Select TWO). A. 802.1x B. 802.1p C. 802.1d D. 802.1w E. 802.1n

C,D

Which of the following protocols are used for email traffic? (Select THREE). A. SNMP B. NTP C. POP3 D. TFTP E. IMAP4 F. SSH G. SMTP

C,E,G

100BaseTF uses which of the following types of cabled medium? A. Ethernet implementation over ThinNet B. Ethernet implementation over coaxial C. Ethernet implementation over ThickNet D. Ethernet implementation over fiber

D

A client is using a device that allows them to synchronize their wireless device to their computer, but the device must be within 3 feet (1 meter) in order for the synchronization to complete. Which of the following BEST describes the type of wireless device being used? A. WiFi B. Bluetooth C. Serial D. Infrared

D

A company has a wired bus topology and a client accidentally unplugs the network cabling to their computer. Which of the following is true about the company's network? A. It will function properly once all affected PCs are rebooted and authenticateto the network. B. It will function with no downtime. C. It will function with minimal downtime. D. It will not function properly until the wires are reconnected

D

A company has one headquarters location and ten remote sites. The remote sites do not need to communicate with each other, just with headquarters. Which of the following is the BEST topology to use? A. Mesh B. Ring C. Hybrid D. Star

D

A company is getting a new sales system that must remain secure and isolated. The network administrator needs to segregate network traffic for security reasons. Currently there is one addressing scheme 10.2.10.x, with a subnet mask of 255.255.255.0.Which of the following methods would BEST help in segregating the traffic? A. Implementing a dedicated broadcast network B. Implementing a dedicated multicast network C. Changing the IP scheme to class C addresses D. Creating a new subnet for this system

D

A company's web server is located in a climate controlled environment, with multiple power supplies, and a UPS to provide the maximum uptime available. Which of the following would allow the company the BEST opportunity to increase network uptime for the web server? A. Upgrade all switches to Gigabit speed B. Install an additional Router C. Upgrade the outbound NIC to a gigabit card D. Install additional NICs

D

A network administrator is summarizing the following IP address ranges into a single route for redistribution into the network core: 192.168.0.0 /24 192.168.1.0 /24 192.168.2.0 /24 192.168.3.0 /24 Which of the following IP summary addresses will represent the listed network ranges without including any ranges not listed? A. 192.168.0.0 /21 B. 192.168.0.0 /23 C. 192.168.0.0 /16 D. 192.168.0.0 /22

D

A network has four switches; each switch has a physical link to all other switches. Which of the following topologies is being used? A. Ring B. Point-to-multipoint C. Star D. Mesh

D

A network technician is installing a small wireless network. A requirement is that individual users must authenticate using usernames and passwords. Which of the following technologies would support users authenticating with encrypted usernames and passwords? A. WPA TLS B. 64bit WEP C. 128bit WEP D. WPA PEAP

D

A network technician wants to add fault tolerance to a file server. Which of the following should the technician do? A. Install the latest NIC driver B. Add an additional DNS server and modify the MX record C. Upgrade the NIC to a one Gigabit card D. Add an additional NIC and setup network teaming

D

A network using RIP has taken several minutes to begin routing traffic around a failed piece of equipment. Which of the following could be implemented to improve convergence time? A. Replace RIP with a distance vector routing protocol such as RIP version 2. B. Replace RIP with an exterior gateway protocol such as BGP. C. Replace RIP with static routes so dynamic updates are not sent. D. Replace RIP with a link state routing protocol such as OSPF

D

A network with twenty clients needs to view a video file. Which of the following should be configured on the client's computers to reduce network traffic? A. Class C addresses B. Class A addresses C. Broadcast D. Multicast

D

A new business with five computers moves into an office where coaxial cable exists. In order to use the existing infrastructure, which of the following topologies would be used? A. Spanning Tree B. Star C. Mesh D. Bus

D

A new laptop has been purchased with an 802.11n wireless card. The laptop will not connect to their existing 802.11a network. Which of the following is MOST likely the reason the laptop will not connect? A. The laptop is too far from the existing network B. Interference C. Wrong SSID is being used D. Standard mismatch

D

A particular route's destination address is referred to as the: A. RIP peer. B. shot vector. C. link state. D. next hop

D

A private AS number is useful in which of the following situations? A. Internet multihoming with multiple carriers B. Isolated network at a single site C. Enterprise network without redundant links D. Internet multihoming with all ISPs in same BGP area

D

A remote user cannot connect to the office via VPN. The user has established Internet connectivity. Which of the following is the MOST likely next step in troubleshooting? A. Reinstall the VPN client at the remote computer. B. Determine if the VPN service is running at the office. C. Power cycle the VPN concentrator at the office. D. Determine if the user has the correct VPN address and password

D

A router receives a packet with a destination address 72.44.69.254?however, no entry in the routing table exists for the network. Which of the following actions will the router take? A. The packet will be queued while the router queries for an acceptable path to the destination. B. The packet will be dropped as nonroutable. C. The packet will be forwarded out until another router forwards the packet. D. The packet will be forwarded to the next hop address of the default route

D

A scanner has determined the open ports on a network device. Assuming services are running on their default ports, which of the following ports will provide secure communications? A. 69 B. 143 C. 67 D. 443

D

A solution provided less than ideal results, and the technician is forced to go back and devise a new solution. Which of the following would be done NEXT, assuming probable cause is established and escalation is not necessary? A. Determine if anything has changed. B. Gather information about the problem. C. Document the solution and steps taken during the process. D. Create an action plan and accompanying solution

D

A system administrator is troubleshooting an application that is terminating frequently. Which of the following utilities can be used to determine the problem? A. Port scanner B. History log C. DNS log D. Application log

D

A technician has tested a cable and has established it can successfully send and receive signals. Which of the following tools can be used to check the speed and condition of the signal? A. Toner probe B. Voltage event recorder C. Protocol analyzer D. TDR

D

A technician is at a small facility that has five computers connected to a central switch and accessing a single server for file and print sharing. One computer becomes unable to connect to the network, while the other four are still connecting properly. Which of the following could be causing the computer to not connect to the network? A. The server has failed. B. The computers OS needs to be updated. C. The switch has failed. D. The NIC has failed

D

A technician is setting up a public server for their company. The IP address of the server is 19.19.0.1. Which of the following is the default subnet mask for the server? A. 255.255.255.255 B. 255.255.0.0 C. 255.255.255.0 D. 255.0.0.0

D

A technician is setting up a wireless network using WEP and DHCP. The technician has set the channel and SSID on the client workstation. Which of the following is the remaining step to complete the configuration? A. Enter the username and password. B. Change the SSID. C. Enter an IP address for the client. D. Enter the encryption key

D

A technician is troubleshooting a printer problem in a SOHO environment. The printer is connected to the network and the computers can print using TCP/IP directly. The computers were able to print the day before, but now they cannot. Which of the following setups would aid in preventing this problem? A. Set up the printer on a public IP address. B. Configure the printer to use an APIPA. C. Change the printer setting to use multicast. D. Place the printer on a static IP address.

D

A technician needs to install phones that will only require one cable for both data and power to be supplied. Which of the following features MUST the switch support? A. Port mirroring B. VLAN C. Spanning tree D. PoE

D

A technician pings 127.0.0.1 and gets the following result: Unable to contact IP driver, error code 2.Which of the following would resolve this? A. Flush the DNS Cache. B. Install NetBEUI. C. Release the IP Address. D. Install the TCP/IP protocol

D

A technician receives a call on monday morning that several computers will not connect to the network.The technician determines that the computers left on over the weekend are functional and those that were turned off over the weekend are not functioning. Which of the following is the MOST likely source of the problem? A. WINS needs to be restarted. B. DNS is not functioning. C. LDAP is not functioning. D. DHCP is not functioning

D

A technician wishes to implement network authentication at the switch port level. Which of the following standards is designed to accomplish this? A. 802.1ad B. TKIP C. WPA2 D. 802.1x

D

A user contacts a technician and states that they are unable to access the network. The technician discovers that the IP address of the workstation is 169.123.142.34. Which of the following has occurred? A. The workstation has obtained a public address. B. The workstation has obtained a multicast address. C. The workstation has obtained a private address. D. The workstation has obtained an APIPA address

D

A user contacts a technician and states, "The network is down." After further investigation the user is unable to get to a file share on the LAN. Which of the following is the NEXT step the technician should take to help determine the root cause of the problem? A. Have the user ping the default gateway. B. Unplug and then plug the network cable back in. C. Reboot the core router. D. Have the user run netstat

D

A user has been transferred from the accounting team to the human resources team. The user can only print to the accounting teams printer and cannot print to the human resources teams printer. Which of the following is the cause of the problem? A. Wrong gateway B. Wrong DNS C. Wrong host file D. Wrong VLAN

D

A user is having connectivity issues at multiple locations when using the RJ45 port on the laptop. A technician wants to know if the CAT5e cable is the source of the problem. Which of the following should the technician use to troubleshoot the issue? A. Toner probe B. Cable stripper C. Protocol analyzer D. Cable tester

D

A user is having intermittent problems connecting to their network shares. A network technician is able to determine that there is a problem within the network cabling in between the workstation and the switch. All other users are able to connect successfully to the network. Which of the following is the MOST likely cause? A. Patch cable is a crossover cable instead of straightthrough. B. Cable is not punched down at the punch panel. C. Cable has been cut somewhere within the wall. D. Crosstalk and interference are occurring

D

An automated application capable of infecting computers without user interaction would be described as which of the following? A. A social engineering attack B. A Trojan C. A smurf attack D. A worm

D

A user is trying to establish an FTP connection to a computer at home. The home computer is turned on and has Internet connectivity? however, they are unable to connect from the PC at work. The IP address that the user is trying to connect to is 192.168.1.125.Which of the following is the MOST likely problem? A. The firewall at the office is blocking the outgoing connection. B. FTP client is not installed in the work computer. C. FTP server is not installed on the home computer. D. The IP address of the home computer is not routable across the Internet

D

A user is unable to connect to the network. A network technician is able to determine that there is a problem on the switch. All other users on that switch are able to connect successfully to the network. Which of the following is a probable cause? A. Switching loop is occurring on the switch. B. Incorrect SNMP settings on the switch. C. Wrong subnet mask on the switch. D. Port is misconfigured on the switch

D

A user states that they have decreased signal strength on their wireless connection. They have been using the wireless network previously without problems and the network configuration has not been changed. Which of the following is MOST likely the cause of the degraded signal? A. Incorrect encryption B. Standards mismatch C. Incorrect SSID D. Environmental factors

D

After receiving network problem reports from users, the technician notices that the router is rebooting itself several times a day. Which of the following would the technician do NEXT to further diagnose this problem? A. Test the router's connection with a throughput tester. B. Replace the router's memory and CPU. C. Install redundant network connections to the router. D. Review the router's event logs

D

After reconfiguring a server to facilitate DNS requests, which of the following would help provide the highest level of fault tolerance? A. Adding a Kerberos server B. Configuring traffic shaping C. Configuring WEP D. Adding a second NIC

D

An Ethernet LAN has several trunk links passing near heavy machinery resulting in EMI. Which of the following Ethernet media types should be used to avoid interference? A. 10Base5 B. 100BaseT C. 10Base2 D. 100BaseFX

D

An RJ11 connector is capable of having up to how many pins? A. 8 B. 2 C. 4 D. 6

D

An administrator has configured two hosts as follows: HOST A IP 192.168.3.100 NETMASK 255.255.254.0 GATEWAY 192.168.2.1 HOSTB IP 192.168.1.200 NETMASK 255.255.254.0 GATEWAY 192.168.2.1 Which of the following MUST be changed in order to allow HOST A to talk to HOST B? A. HOST B netmask to 255.255.252.0 B. HOSTA netmask to 255.255.255.0 C. HOST A IP address to192.168.2.100 D. HOST B IP address to192.168.2.200

D

An administrator has replaced a faulty 1000BaseT NIC on the server switch with a new 1000BaseFX. Which of the following should the administrator do NEXT? A. Reboot the switch to enable the new connection B. Update the logical network diagram C. Update the switch configuration logs D. Update the wiring schematics

D

An administrator is at a client's site to figure out an intermittent network problem. Which of the following is the FIRST step in the troubleshooting methodology that should be performed? A. Implement and test the solution. B. Create an action plan and solution identifying potential effects. C. Identify the affected areas of the network. D. Gather information

D

An administrator needs to check the number of active connections on their computer. Which of the following should be administrator use? A. dig B. ping C. ipconfig D. netstat

D

An administrator needs to connect a fiber cable to a PC that only has a RJ-45 jack. Which of the following could be used to accomplish this connection? A. Smart jack B. Optical media C. Token ring D. Media converter

D

An administrator needs to find out a specific NICs MAC address, the IP address of the NIC is known. Which of the following network utilities would enable the administrator to discover the MAC address without physically going to the computer? A. ping B. netstat C. nbtstat D. arp

D

An administrator wants to connect users at three branch offices to the main office through the internet. Which of the following devices should the administrator install at the main office to BEST accomplish this goal? A. IPS sensor B. Proxy server C. Layer 2 switch D. VPN concentrator

D

An administrator wants to monitor live traffic on a switch to determine if a malicious source is broadcasting ARP traffic. Which of the following utilities would BEST accomplish this? A. Switchport mapper B. Packet injector C. Network mapper D. Packet sniffer

D

An administrator wants to provide redundant paths to network resources in case a link fails. Which of the following switch features would the administrator need to use to accomplish this task? A. PoE B. VLAN C. Trunking D. Spanning tree

D

An application layer firewall is MOST beneficial when used with which of the following protocols? A. VoIP B. GRE C. HTTP D. SNMP

D

At which of the following layers of the OSI model would a repeater operate? A. Layer 7 B. Layer 5 C. Layer 3 D. Layer 1

D

During testing, technician notices that a user has been given the wrong IP address from the DHCP server once they connect. Which of the following is the MOST likely problem? A. Incorrect subnet mask B. Incorrect duplex C. Incorrect trunk D. Incorrect VLAN

D

Given the following routing table entries, which of the following will the next hop address be for a packet destined for the address 192.168.1.203? Network Address Subnet Mask Next Hop Address 0.0.0.0 0.0.0.0 77.0.5.5 192.168.0.0 255.255.0.0 66.40.90.121 192.168.1.0 255.255.255.0 72.40.91.1 192.168.1.0 255.255.255.127 40.40.0.254 A. 40.40.0.254 B. 66.40.90.121 C. 77.0.5.5 D. 72.40.91.1

D

If a network administrator is asked to inspect network traffic, which of the following should be used? A. NWLink B. Nbtstat C. Tracert D. Network monitor

D

In an office visitors need to be connected to the Internet without attaching to the company server. Employees also need to connect to the company server and to the Internet. All the connections are managed by the same switch. Which of the following should be used to meet these requirements? A. RIP B. OSPF C. Port trunking D. VLAN

D

In which of the following networking types can a computer be a client to other computers and act as a server as well? A. Bus B. Ring C. VPN D. Peer to peer

D

Internet connectivity for a company is mission critical. The technician must be notified if the Internet router has failed. Which of the following is the BEST method to monitor this device? A. SLIP B. SFTP C. SMTP D. SNMP

D

Mobile users are connecting from sites that have strong security policies and filter most traffic except HTTPS. Which of the following would be the BEST solution to allow them access to the corporate network? A. Dial-in access B. RDP access C. IPSec VPN D. SSL VPN

D

On a wireless network, a user is able to connect to local resources, but not to the Internet. Which of the following is the MOST likely cause? A. The wireless network card is not working. B. The wireless router does not have DHCP enabled. C. The wireless network card is out of range. D. The gateway is not configured on the router

D

Plenum cable should be used to: A. protect against ESD. B. increase reliability. C. decrease cost. D. comply with fire codes

D

Remote users are having problems accessing files from a file server. Which of the following should a technician check FIRST? A. User accounts B. Access rights C. Network resources D. Connectivity

D

Routing convergence time is which of the following? A. Time required for an IDS to detect suspicious software B. Time required by switch ports to update their link status and transition to the forwarding state C. Time required for a VPN connection to occur D. Time required by protocols to update their forwarding tables after changes have occurred

D

Some users are unable to access the network. A technician determines that the computers that were unable to access the network have an IP address of 169.254.0.1. Which of the following network services should the technician check? A. TFTP B. DNS C. BOOTP D. DHCP

D

TCP occurs at which layer of the OSI model? A. Layer 1 B. Layer 2 C. Layer 3 D. Layer 4

D

The below output is from which of the following utilities? Active Connections Proto Local Address Foreign Address State TCP COMPUTER1:1085 172.30.0.5:3389 ESTABLISHED TCP COMPUTER1:1089172.30.0.5:microsoftdsTIME_ WAIT A. ping B. ipconfig C. nslookup D. netstat

D

The optimal transmission speed for a CAT5 network cable in a main distribution frame (MDF) is: A. 1Mbps. B. 10Mbps. C. 1000Mbps. D. 100Mbps

D

The task of replacing hubs with switches reduces retransmissions by increasing which of the following? A. Frequency domains B. Broadcast domains C. Domain kiting D. Collision domains

D

Two servers and five workstations are connected using a 100BASET network. Which of the following physical topologies is used? A. FDDI B. Bus C. Ring D. Star

D

Two small companies sharing a switch would MOST likely benefit from which of the following advanced switch features? A. Spanning tree B. Trunking C. PoE D. VLAN

D

When installing an access point, which of the following encryption schemes should be implemented to BEST secure the network? A. WPA B. WEP C. WPA with PSK D. WPA2 with PSK

D

When preparing to place a RJ45 connector on a CAT5 cable, which of the following tools would BEST be used to prepare the cable? A. Polishing kit B. Pliers C. Razor knife D. Snips

D

Where does the responsibility for maintenance and support shift from the telecommunication company to the customer? A. Central office B. Where the telecommunication lines enter the building C. Smart jack D. Demarc

D

Which of the following outlines the purpose of using a proxy server in an enterprise environment? A. Allows the administrator to block malicious attacks on the network B. Allows the user to access hard to find websites C. Allows the client to get a fixed IP address when added to the network D. Allows granular control over the traffic between the local LAN and the Internet

D

Which of the following protocols allows email to be viewed while remaining on the email server? A. SMTP B. SSL C. POP3 D. IMAP4

D

Which of the following protocols allows secure access to a VPN? A. PPP B. SLIP C. PPPoE D. PPTP

D

Which of the following protocols is the MOST susceptible to a packet sniffer? A. SFTP B. SSH C. HTTPS D. SNMPv2

D

Which of the following protocols maps an IP address to a MAC address? A. RARP B. DHCP C. NTP D. ARP

D

Which of the following protocols resolves MAC addresses from IP addresses? A. RTP B. DHCP C. DNS D. ARP

D

Which of the following protocols transmits using UDP ports? A. RIPv2 B. HTTP C. HTTPS D. TFTP

D

Which of the following protocols uses port 143 by default? A. NTP B. SNMP C. SSH D. IMAP4

D

Which of the following protocols uses port 22 by default? A. FTP B. DNS C. Telnet D. SSH

D

Which of the following specifications of 802.11 can operate simultaneously at 2.4GHz and 5GHz? A. 802.11a B. 802.11b C. 802.11g D. 802.11n

D

Which of the following technologies can prevent a department's network broadcast from propagating to another department's network if they are located on the same switch? A. A hub B. A firewall C. A trunk D. A VLAN

D

Which of the following technologies do the 802.11 networks utilize to prevent packet collisions? A. FDDI B. CSMA/CD C. Token ring D. CSMA/CA

D

Which of the following technologies is BEST suited for a point to point circuit that is 6 kilometers (3.7 miles) in distance? A. 10GBaseT B. 10GBaseER C. 10GBaseSR D. 10GBaseLR

D

Which of the following tools enables the technician to trace cables in multiple pair wiring? A. Cable tester B. Multimeter C. Butt set D. Toner probe

D

Which of the following tools is used to connect analog telephony wire pairs to a block, such as a 110 or 66 block? A. Butt set B. Protocol analyzer C. Toner probe D. Punch down tool

D

Which of the following tools should be used to physically attach an RJ45 connector to a CAT5 cable? A. Snips B. Screwdriver C. Punch down tool D. Crimping tool

D

Which of the following tools would an administrator MOST likely use to determine the RJ-45 jack in a cubicle corresponds to a given RJ-45 jack in a patch panel? A. Punch-down tool B. Spectrum analyzer C. Toner probe D. Multimeter

D

Which of the following tools would be used to test the break in a fiber connection on the network? A. Butt set B. Multimeter C. Toner probe D. OTDR

D

Which of the following traffic types would a network layer firewall be unable to filter? A. SMTP traffic B. HTTP traffic C. ICMP messages D. Email sender verification

D

Which of the following uses a certificate for a tunneling connection? A. RDP B. PPTP C. VNC D. SSL VPN

D

Which of the following will allow an administrator to restrict communication between network devices? A. DHCP B. NAT C. CIDR D. ACL

D

Which of the following wireless standards allows for increased bandwidth by allowing channel bonding? A. 802.11g B. 802.11a C. 802.11b D. 802.11n

D

Which of the following wireless technologies uses the 5GHz spectrum? A. 802.11n B. 801.11g C. 802.11b D. 802.11a

D

Which of the following wiring standards is depicted below? Pin 1 WhiteOrange Pin 2 Orange Pin 3 White Green Pin 4 Blue Pin 5 White Blue Pin 6 Green Pin 7 White Brown Pin 8 Brown A. IEEE 1394 B. Crossover cable C. 568A D. 568B

D

Which of the following would MOST likely contain information about unlabeled data center connections? A. Procedures manual B. Emergency call list C. Logical network diagram D. Wiring schematic

D

Which of the following would be used before a technician crimps a connector to a UTP/STP cable? A. Multimeter B. Punch down tool C. Cable tester D. Cable stripper

D

Which of the following would be used to relocate a T1 closer to the switch for connectivity? A. Patch panel B. 25 pair cable C. Demarc extension D. Smart jack

D