Networking Fundamentals
Which subnet mask is valid? A. 255.255.255.240 B. 255.255.255.228 C. 255.255.255.164 D. 255.255.255.245
A. 255.255.255.240
This question requires that you evaluate the underlined text to determine if it is correct. In a wireless network that requires an SSL certificate, "WEP" handles the SSL certificate. Select the correct answer if the underlined text does not make the statement correct. Select 'No change is needed" if the underlined text makes the statement correct. A. 802.1X B. WPA2-PSK C. WPA-PSK D. No change is needed
A. 802.1X
At what layer in the OSI model are hardware addresses referenced? A. Network B. Application C. Data link D. Physical
C. Data link
Which metric does Routing Information Protocol (RIP) use to determine the least costly route? A. Delay B. Host ID C. Hop count D. Interface
C. Hop count
Which wireless communication problem is caused by electromagnetic waves? A. Fading B. Attenuation C. Interference D. Diffraction
C. Interference
A private network that allows members of an organization to exchange data is an: A. Extranet B. Ethernet C. Intranet D. Internet
C. Intranet
What type of record does DNS use to find a mail service? A. Service (SRV) DNS record B. Canonical (CNAME) DNS record C. Mail Exchanger (MX) DNS record D. Host (A) DNS record
C. Mail Exchanger (MX) DNS record
A computer that has an IP address of 169.254.0.1 cannot access the network. Which of the following services should you confirm is available? A. WINS B. DNS C. DHCP D. TFTP
C. DHCP
A node within a local area network (LAN) must have which two of the following? (Choose two.) A. Username and password B. Share name C. NIC D. IP address E. Table of all network nodes
C. NIC D. IP address
Which of these factors has the biggest impact on data transmission speed in a wireless network? A. The access method used for the network B. The transmission standard of the equipment used C. The use of strong encryption for transmissions D. The transmission wattage rating used on the NIC
B. The transmission standard of the equipment used
Which of the following uses a tunneling protocol? A. Internet B. VPN C. Extranet D. VLAN
B. VPN
Internet Key Exchange (IKE) is responsible for which two functions? (Choose two.) A. Establishing network speed parameters B. Verifying the client's patch level C. Negotiating algorithms to use D. Exchanging key information
C. Negotiating algorithms to use D. Exchanging key information
A router's static route is set by the: A. Adjacent network B. Next upstream router C. Network administrator D. Routing protocol
C. Network administrator
A Media Access Control (MAC) address identifies a/an: A. UPnP device. B. Local broadcast domain. C. Network interface card (NIC). D. Local area network (LAN).
C. Network interface card (NIC).
To which IP configuration does the CIDR notation 192.168.1.1/25 refer? A. 192.168.1.1 255.255.255.64 B. 192.168.1.1 255.255.255.1 C. 192.168.1.1 255.255.255.32 D. 192.168.1.1 255.255.255.256 E. 192.168.1.1 255.255.255.128
E. 192.168.1.1 255.255.255.128
The protocol that maps IP addresses to a Media Access Control (MAC) address is: A. Internet Message Access Protocol (IMAP). B. Dynamic Host Configuration Protocol (DHCP). C. Routing Information Protocol (RIP). D. User Datagram Protocol (UDP). E. Address Resolution Protocol (ARP).
E. Address Resolution Protocol (ARP).
QUESTION 50 The host name of the fully qualified domain name (FQDN) mail.exchange.corp.nwtraders.com is: A. corp B. com C. nwtraders D. exchange E. mail
E. mail
The default port used for telnet is: A. 23 B. 25 C. 80 D. 8080
A. 23
A cable that meets the l000BaseT standard has a maximum length of: A. 100 m B. 250 m C. 500 m D. 1,000 m
A. 100 m
Your home computer is having problems accessing the Internet. You suspect that your Internet router's DHCP service is not functioning, so you check your computer's IP address. Which address indicates that your router's DHCP service is NOT functioning? A. 169.254.1.15 B. 172.16.1.15 C. 192.168.1.15 D. 10.19.1.15
A. 169.254.1.15
Which network does the IP address 220.100.100.100 belong to? A. 220.100.100.0/24 B. 220.100.100.1/24 C. 255.255.255.0/24 D. 255.255.255.1/24
A. 220.100.100.0/24
This question requires that you evaluate the underlined text to determine if it is correct. Plain old telephone service (POTS), most ISDN lines, and switched T1 lines are all examples of "Message Switching". Select the correct answer if the underlined text does not make the statement correct. Select 'No change is needed'' if the underlined text makes the statement correct. A. Circuit Switching B. Packet Switching C. FDDI Switching D. No change is needed
A. Circuit Switching
Which protocol is responsible for automatically assigning IP addresses? A. HTTP B. DHCP C. DNS D. WINS
A. HTTP
What are two characteristics of the CSMA/CD access method? (Choose two.) A. It checks to see if a collision has been detected. B. It does a round robin search for requests to transmit from all nodes on the network. C. It signals its intent to transmit on the network. D. It waits until the transmission medium is idle.
A. It checks to see if a collision has been detected. D. It waits until the transmission medium is idle.
What are two characteristics of a mesh network topology? (Choose two.) A. It is fault tolerant because of redundant connections. B. Every node connects to every other node on the network. C. It works best for networks with a large number of nodes. D. It requires less cabling than either a star or ring topology.
A. It is fault tolerant because of redundant connections. B. Every node connects to every other node on the network.
This question requires that you evaluate the underlined text to determine if it is correct. An Address Resolution Protocol (ARP) table is used to associate IP addresses with "host names". Select the correct answer if the underlined text does not make the statement correct. Select 'No change is needed" if the underlined text makes the statement correct. A. MAC addresses B. HomeGroup membership C. Preferred routers D. No change is needed
A. MAC addresses
This question requires that you evaluate the underlined text to determine if it is correct. Each IPv4 address consists of a "MAC address and data-link laver address". Select the correct answer if the underlined text does not make the statement correct. Select "No change is needed" if the underlined text makes the statement correct. A. Network ID and a host ID B. DNS record and a default route C. 64-bit binary number divided into octets D. No change is needed
A. Network ID and a host ID
This question requires that you evaluate the underlined text to determine if it is correct. According to the OSI model, encryption takes place on the "transport layer". Select the correct answer if the underlined text does not make the statement correct. Select 'No change is needed" if the underlined text makes the statement correct. A. Presentation B. Network C. Application D. No change is needed
A. Presentation
You need to run four Ethernet network drops. Each drop is approximately 125 feet/46.33 meters. An interference exists along the path of each drop. You need to ensure that interference is reduced. Which cable type should you use? A. STP Cat5e B. UTPCat5e C. Cat3 D. UTPCat6
A. STP Cat5e
You are helping a friend set up a public-facing web server for a home office. Your friend wants to protect the internal network from intrusion. What should you do? A. Set the web server in a perimeter network. B. Set the web server to block access on ports 80 and 443. C. Configure the firewall to block access on ports 80 and 443. D. Set the IP address of the web server to be within the LAN.
A. Set the web server in a perimeter network.
What are two differences between switches and hubs? (Choose two.) A. Switches are slower than hubs because of the extra addressing functions that switches perform. B. Switches send data to all of the computers that are connected to them for efficiency. C. Switches are capable of sending and receiving data at the same time. D. Switches identify the intended destination of the data that they receive.
A. Switches are slower than hubs because of the extra addressing functions that switches perform. D. Switches identify the intended destination of the data that they receive.
This question requires that you evaluate the underlined text to determine if it is correct. The "NTP" value in a resource record indicates a length of time that other DNS servers use to determine how long to cache information for a record before expiring and discarding it. Select the correct answer if the underlined text does not make the statement correct. Select "No change is needed'' if the underlined text makes the statement correct. A. TTL B. GPS C. SOA RR D. No change is needed
A. TTL
This question requires that you evaluate the underlined text to determine if it is correct. IPSec policies for two machines on a LAN can be modified by using the "IPSec policy snap-in" on Windows 7. Select the correct answer if the underlined text does not make the statement correct. Select 'No change is needed" if the underlined text makes the statement correct. A. Windows Firewall with Advanced Security snap-in B. LAN adapter properties C. Remote Access snap-in D. No change is needed
A. Windows Firewall with Advanced Security snap-in
The service that resolves fully qualified domain names (FQDN) to IP addresses is: A. Windows Internet Name Service (WINS). B. Domain Name Service (DNS). C. Internet Service Provider (ISP). D. Address Resolution Protocol (ARP).
B. Domain Name Service (DNS).
Which of these is an application layer protocol? A. TCP B. FTP C. IP D. UDP
B. FTP
Which of these is a public address space? A. 192.168.0.0/16 B. 197.16.0.0/12 C. 10.0.0.0/8 D. 172.16.0.0/12
B. 197.16.0.0/12
What is the maximum cable length for a single Cat5 UTP cable run? A. 285 feet/86.87 meters B. 328 feet/99.97 meters C. 432 feet/131.67 meters D. 600 feet/182.88 meters
B. 328 feet/99.97 meters
What is the bit rate for a North American T3 circuit? A. 6.312 Mbit/s B. 44.736 Mbit/s C. 274.176 Mbit/s D. 400.352 Mbit/s
B. 44.736 Mbit/s
What are two advantages of using star topology rather than ring topology in a computer lab workgroup? (Choose two.) A. Failure of a central connectivity device does not bring down the entire network. B. A central connection point allows for flexibility and scalability. C. Data travels on redundant paths, so one cable cannot stop its transmission. D. A cable problem within the group affects two nodes, at most.
B. A central connection point allows for flexibility and scalability D. A cable problem within the group affects two nodes, at most.
What is the DNS record type that specifies an alias name of another address record? A. MX B. CNAME C. NS D. SOA
B. CNAME
For which two reasons should you use IPsec between computers? (Choose two.) A. Data compression B. Data integrity C. Data redundancy D. Data confidentiality
B. Data integrity D. Data confidentiality
This question requires that you evaluate the underlined text to determine if it is correct. "A/anvirtual private network (VPN)" protects a network's perimeter by monitoring traffic as it enters and leaves. Select the correct answer if the underlined text does not make the statement correct. Select 'No change is needed" if the underlined text makes the statement correct. A. Extranet B. Firewall C. Intranet D. No change is needed
B. Firewall
What are three characteristics of Ethernet network topology? (Choose three.) A. It uses tokens to avoid collisions on the network. B. It can use coaxial, twisted pair, and fiber optic media. C. It comprises the largest share of the networks in place today. D. It is a non-switching protocol. E. It can negotiate different transmission speeds.
B. It can use coaxial, twisted pair, and fiber optic media. C. It comprises the largest share of the networks in place today. E. It can negotiate different transmission speeds.
What is an example of a network device that associates a network address with a port? A. Switch B. Router C. Hub D. DSL modem
B. Router
Which of these cable types transmits data the greatest distance? A. Multi-mode fiber B. Single-mode fiber C. Cat5e D. Cat6
B. Single-mode fiber
What are three advantages of VLANs? (Choose three.) A. They can logically address packets by using IP. B. They require a router to connect to VLANs on another switch. C. They compartmentalize a network and isolate traffic. D. They are efficient because a single switch can implement only a single VLAN. E. They act as though they are on the same LAN regardless of physical location.
B. They require a router to connect to VLANs on another switch. C. They compartmentalize a network and isolate traffic. E. They act as though they are on the same LAN regardless of physical location.
This question requires that you evaluate the underlined text to determine if it is correct. To set lower security settings in Internet Explorer for an extranet site, add the site's URL to the "Local Intranet "zone. Select the correct answer if the underlined text does not make the statement correct. Select 'No change is needed" if the underlined text makes the statement correct. A. Internet B. Trusted Sites C. Extranet Sites D. No change is needed
B. Trusted Sites
Which of the following represents a Media Access Control (MAC) address? A. GV:ZC:KK:DK:FZ:CA B. 255.255.255.0 C. 05:35:AB:6E:Al:25 D. 127.0.0.1
C. 05:35:AB:6E:Al:25
You are home for vacation, and a family member wants your help to purchase and install network cable for a home office. The cable needs to support at least 300 Mbps. What is the least expensive option that meets this requirement? A. Cat3 B. CAT5 C. Cat5e D. Cat6
C. Cat5e
Which IEEE 802.11 Wi-Fi networking standard requires dual antennas so it can run in all of its supported frequencies? A. 802.11a B. 802.11b C. 802.11g D. 802.11n
D. 802.11n
What is a similarity between Layer 2 and Layer 3 switches? A. Both provide a high level of security to the network. B. Both use logical addressing to forward transmissions. C. Both forward packets onto the network. D. Both allow the implementation of VLANs.
D. Both allow the implementation of VLANs.
Which network device interconnects computers in a workgroup, is able to be remotely configured, and provides the best throughput? A. Unmanaged switch B. Hub C. Router D. Managed switch
D. Managed switch
This question requires that you evaluate the underlined text to determine if it is correct. "Dynamic routing" is fault tolerant. Select the correct answer if the underlined text does not make the statement correct. Select 'No change is needed" if the underlined text makes the statement correct. A. Static routing B. Default route C. Least cost routing D. No change is needed
D. No change is needed
This question requires that you evaluate the underlined text to determine if it is correct. "WEP" wireless encryption is the most susceptible to interception and decryption. Select the correct answer if the underlined text does not make the statement correct. Select 'No change is needed'' if the underlined text makes the statement correct A. WPA-AES B. WPA2 C. WPA-PSK D. No change is needed
D. No change is needed
This question requires that you evaluate the underlined text to determine if it is correct. Every router today is "TCP/IP" enabled, which is an industry-standard protocol that you use on the Internet and for local addressing. Select the correct answer if the underlined text does not make the statement correct. Select 'No change is needed" if the underlined text makes the statement correct. A. HTTP B. FTP C. SNMP D. No change is needed
D. No change is needed
This question requires that you evaluate the underlined text to determine if it is correct. The loopback address of your computer is "127.0.0.1". Select the correct answer if the underlined text does not make the statement correct. Select 'No change is needed" if the underlined text makes the statement correct. A. 10.0.1.1 B. 169.254.0.5 C. 192168.1.1 D. No change is needed
D. No change is needed
An Action Center alert recommends that you enable Windows Firewall. After enabling the firewall, you can no longer access websites. Which two TCP ports should you add exceptions for on the firewall? (Choose two.) A. Port 21 B. Port 23 C. Port 25 D. Port 80 E. Port 443
D. Port 80 E. Port 443
What is an example of a Layer 3 device that connects multiple computers and networks? A. Packet B. Repeater C. Switch D. Router
D. Router
What happens when an 802.11a node broadcasts within the range of an 802.11g access point? A. The access point transmits, but the node is unable to receive. B. A connection occurs. C. Both the node and the access point are unable to transmit. D. The node transmits, but the access point is unable to receive.
D. The node transmits, but the access point is unable to receive.
Which feature of Category 5e STP cable reduces external interference? A. Crosstalk B. Shielding C. Length D. Twisting
D. Twisting
Two companies want to share data by using the Internet. Which type of network provides the solution? A. Ethernet B. Intranet C. Extranet D. Perimeter
C. Extranet
Which of the following services masks internal IP addresses from outside the network? A. DHCP B. WINS C. NAT D. DNS
C. NAT
One advantage of dynamic routing is that it: A. Automatically maintains routing tables. B. Limits traffic derived from routing protocols. C. Reduces broadcast traffic. D. Automatically enables DHCP.
A. Automatically maintains routing tables.
In local area network (LAN) topologies, the primary media access methods are: (Choose two.) A. Contention B. Negotiation C. Kerberos D. Token passing
A. Contention D. Token passing
To directly connect the Ethernet network interface cards (NICs) of two computers, you should use a: A. Crossover cable B. Straight cable C. Rollover cable D. Coaxial cable
A. Crossover cable
A VPN is a/an: A. Encrypted connection across the Internet. B. Virtual network within your local area network (LAN). C. Communication tunnel between VLANs. D. Personal network for your use only
A. Encrypted connection across the Internet.
If a router cannot determine the next hop for a packet, the router will: A. Forward the packet to the default route. B. Send the packet back to the packet's source. C. Broadcast the packet. D. Store the packet in the memory buffer.
A. Forward the packet to the default route.
What type of DNS record maps host names to addresses? A. Mail Exchanger (MX) DNS record B. Service (SRV) DNS record C. Host (A) DNS record D. Canonical (CNAME) DNS record
C. Host (A) DNS record
The command-line tool used to list a host's active incoming connections is: A. NETSTAT B. IPCONFIG C. NSLOOKUP D. PING
A. NETSTAT
Which two features of a Windows Server 2008 R2 server should you install to use that server as a software router? (Choose two.) A. Network Policy and Access Services B. Routing and Remote Access Services C. Remote Administration D. DirectAccess
A. Network Policy and Access Services B. Routing and Remote Access Services
Connecting to a private network address from a public network requires: A. Network address translation (NAT). B. Dynamic Host Configuration Protocol (DHCP). C. Network Access Protection (NAP). D. Dynamic domain name system (DDNS).
A. Network address translation (NAT).
You work at a coffee shop. Your supervisor asks you to help set up a computer network. The network needs to have the following items: -A public facing web server -A Wi-Fi network for customers -A private network for the point of sale terminals -An office PC -A file/print server -A network printer You need to set up a perimeter network to protect the network. Which two items should you include in the perimeter network? (Choose two.) A. Network printer B. Web server C. File server D. Wi-Fi network E. Point of sale terminals
A. Network printer B. Web server
This question requires that you evaluate the underlined text to determine if it is correct. All session data is "encrypted between all machines" while using telnet. Select the correct answer if the underlined text does not make the statement correct. Select 'No change is needed" if the underlined text makes the statement correct. A. Not encrypted B. Encrypted between any Windows machines C. Encrypted only to any non-Windows machines D. No change is needed
A. Not encrypted
Which of the following is a Layer 2 WAN protocol? A. Point-to-Point Protocol (PPP) B. Simple Network Management Protocol (SNMP) C. Transmission Control Protocol (TCP) D. Internet Protocol (IP)
A. Point-to-Point Protocol (PPP)
This question requires that you evaluate the underlined text to determine if it is correct. A "secondary zone" is the first DNS zone to which all updates for the records that belong to that zone are written. Select the correct answer if the underlined text does not make the statement correct. Select 'No change is needed" if the underlined text makes the statement correct. A. Primary zone B. Stub zone C. Conditional forwarding zone D. No change is needed.
A. Primary zone
In addition to switching, multilayer switches also: A. Provide Layer 3 routing functions. B. Interface with CAT3, CATS, CAT5e, and fiber optics. C. Support 10 MB, 100 MB, and 1 GB local area network (LAN) ports. D. Operate by using only Layer 1 and 2 protocols.
A. Provide Layer 3 routing functions.
A university has network links between various locations. Where would a T3 connection be appropriate? A. Server to network in the main campus server room B. Main campus to a large satellite campus C. Computer lab PC to lab printer D. Library laptop PC to Internet
A. Server to network in the main campus server room
In which physical network topology is each computer connected to a central point? A. Star B. Mesh C. Ring D. Bus
A. Star
Security is a concern on wireless networks due to: A. The radio broadcast access method. B. Spread spectrum issues. C. Frequency modulation issues. D. The potential for cross-talk.
A. The radio broadcast access method.
Which type of network covers the broadest area? A. WAN B. CAN C. LAN D. PAN
A. WAN
This question requires that you evaluate the underlined text to determine if it is correct. The process of replicating a zone file to multiple DNS servers is called "zone replication". Select the correct answer if the underlined text does not make the statement correct. Select 'No change is needed" if the underlined text makes the statement correct. A. Zone transfer B. Zone synchronization C. Start of authority D. No change is needed
A. Zone transfer
The default port used for SMTP is: A. 23 B. 25 C. 80 D. 8080
B. 25
Which of the following is a public IP address? A. 10.156.89.1 B. 68.24.78.221 C. 172.16.152.48 D. 192.168.25.101
B. 68.24.78.221
Which two are published IEEE 802.11 wireless transmission standards? (Choose two.) A. 802.1 If B. 802.11g C. 802.11k D. 802.11m E. 802.11n
B. 802.11g E. 802.11n
A node within a local area network (LAN) must have a network interface device and a: A. Network account B. Table of all network nodes C. Host address D. Resource to share
C. Host address
What happens when an 802.11b node starts broadcasting within the range of an 802.llg access point? A. The access point will transmit, but the node will be unable to receive. B. A connection will be established. C. Both the node and the access point will be unable to transmit. D. The node will transmit, but the access point will be unable to receive.
B. A connection will be established.
VPNs are implemented to provide: A. A secure connection within a private network. B. A secure connection through public networks. C. Additional encryption by using IPSec. D. Additional security for selected computers.
B. A secure connection through public networks.
Teredo tunneling is a protocol that: A. Translates Internet Protocol version 4 (IPv4) to Internet Protocol version 6 (IPv6). B. Allows IPv6 connectivity through IPv4 devices. C. Provides VPN security. D. Dynamically allocates IPv6 addresses.
B. Allows IPv6 connectivity through IPv4 devices.
If a router is installed so that it separates a DHCP server from its clients, the clients will: A. Immediately lose connectivity to all segments. B. Be unable to obtain their leases from the server. C. Immediately lose connectivity to the local segment. D. Receive an immediate renewal of their lease.
B. Be unable to obtain their leases from the server.
What is the minimum cabling requirement for a 100BaseTX network? A. Category 3 UTP cable B. Category 5 UTP cable C. Category 6 UTP cable D. Multimode fiber cable
B. Category 5 UTP cable
Which of the following uses pointer records and A records? A. IDS B. DNS Server C. NAT Server D. IPS
B. DNS Server
The default gateway address identifies the: A. Device that will connect the computer to the local network. B. Device that will connect the computer to a remote network. C. Server that will provide name services for the computer. D. Server that will authenticate the user of the computer.
B. Device that will connect the computer to a remote network.
The ipconfig command will: A. Configure routers B. Display a client's address C. Display a client's broadcast mode D. Configure DHCP clients
B. Display a client's address
Attenuation in a wireless network signal is a result of: A. Number of wireless nodes connected. B. Distance from the access point. C. Interference from cellular phones. D. Encryption of the signal.
B. Distance from the access point.
To protect a network when it is connected to the Internet, you should use a: A. Bridge B. Firewall C. Switch D. Router
B. Firewall
The function of a router is to: A. Provide IP subnet masks for hosts. B. Forward traffic to other networks. C. Broadcast routing tables to clients. D. Store tables for name resolution.
B. Forward traffic to other networks.
Which protocol can be used to encrypt packets on the Internet? A. SNMP B. HTTPS C. TFTP D. HTTP
B. HTTPS
Which technology provides the highest bit rate? A. T1 B. El C. DS3 D. ISDN
C. DS3
The query protocol used to locate resources on a network is: A. User Datagram Protocol (UDP). B. Lightweight Directory Access Protocol (LDAP) C. Tracert D. Telnet.
B. Lightweight Directory Access Protocol (LDAP)
Which setting is used to determine the Domain Name System (DNS) settings on a client computer? A. TELNET B. NSLOOKUP C. PATHPING D. NETSTAT
B. NSLOOKUP
In which OSI layer does routing occur? A. Transport B. Network C. Data Link D. Physical
B. Network
The topology of a local area network (LAN) is defined by the: A. Number of devices to connect. B. Physical and logical characteristics. C. Distance between workstations. D. Type of cable being used.
B. Physical and logical characteristics.
The type of connector used on a 100BaseT Ethernet cable is: A. RJ-11 B. RJ-45. C. TNC. D. BNC.
B. RJ-45.
The ping tool is used to: (Choose two.) A. Determine the network portion of a host address. B. Self-test a host's own network interface. C. Determine whether a host is reachable. D. Manage a host's session when UDP is used.
B. Self-test a host's own network interface. C. Determine whether a host is reachable.
Which two of the following are connectivity options for wide area networks (WANs)? (Choose two.) A. Token ring B. Ethernet C. Dial-up D. Leased line
C. Dial-up D. Leased line
Which Microsoft network service can you use to establish a connection to a corporate LAN without any user action? A. VPN B. Remote Desktop C. DirectAccess D. Nap
C. DirectAccess
One reason to replace an unmanaged switch with a managed switch is to: A. Manage the routing tables. B. Support multiple VLANS. C. Reduce collision domains. D. Route between networks,
B. Support multiple VLANS.
A Layer 2 device that connects multiple computers within a network is a: A. Repeater B. Switch C. Router D. Packet
B. Switch
You ping a server by using fully qualified domain name (FQDN) and do not receive a response. You then ping the same server by using its IP address and receive a response. Why do you receive a response on the second attempt but not on the first attempt? A. PING is improperly configured. B. The DNS is not resolving. C. The DHCP server is offline. D. NSLOOKUP is stopped.
B. The DNS is not resolving.
Which type of network is most vulnerable to intrusion? A. Dial-up B. Wireless C. Broadband D. Leased line
B. Wireless
How many bits are there in an Internet Protocol version 6 (IPv6) address? A. 32 B. 64 C. 128 D. 256
C. 128
This question requires that you evaluate the underlined text to determine if it is correct. IPv4 multicast addresses range from "192.168.0.0 to 192.168.255.255". Select the correct answer if the underlined text does not make the statement correct. Select "No change is needed" if the underlined text makes the statement correct. A. 127.0.0.0 to 127.255.255.255 B. 172.16.0.0 to 172.31.255.255 C. 224.0.0.0 to 239.255.255.255 D. No change is needed
C. 224.0.0.0 to 239.255.255.255
Which of the following are features of DHCP? (Choose two.) A. IP address resolution to canonical names B. Secure shell connections C. Address reservation D. Network file transfer E. IP address exclusion
C. Address reservation E. IP address exclusion
When a client's DHCP-issued address expires, the client will: A. Select a new address and request approval from the DHCP server. B. Require manual configuration with a static IP address. C. Attempt to obtain a new address by broadcasting. D. Continue to use the address until it is notified to stop.
C. Attempt to obtain a new address by broadcasting.
Which command is used to verify that a server is connected to the network? A. IPCONFIG B. ROUTE C. PING D. CHECK
C. PING
A network that separates an organization's private network from a public network is a/an: A. Firewall B. Extranet C. Perimeter D. Internet
C. Perimeter
Tracert is used to: A. Manage routing tables dynamically. B. Manage session-oriented connections between nodes. C. Report the route taken by packets across an IP network. D. Report the shortest route between different networks.
C. Report the route taken by packets across an IP network.
You need to divide a network into three subnets. Which device should you use? A. Hub B. Bridge C. Router D. Segmenter
C. Router
What are two characteristics of fiber optic cable? (Choose two.) A. Conducts electricity B. Requires metal conduit C. Supports splicing D. Requires a polish for end connectors
C. Supports splicing D. Requires a polish for end connectors
Which type of port is used to support VLAN traffic between two switches? A. Virtual port B. WAN port C. Trunk port D. LAN port
C. Trunk port
Which protocol is a transport layer protocol? A. FTP B. IP C. UDP D. ASCII
C. UDP
A characteristic of the mesh topology is that it: A. Uses a central hub. B. Cannot use wired connections. C. Uses redundant paths. D. Cannot use wireless connections
C. Uses redundant paths.
Which wireless authentication method provides the highest level of security? A. Wired Equivalency Privacy (WEP) B. IEEE 802.lln C. WI-FI Protected Access (WPA) D. IEEE 802.11a
C. WI-FI Protected Access (WPA)
This question requires that you evaluate the underlined text to determine if it is correct. The four IEEE standards, 802.11a, b, g, and n, are collectively known as "mobile ad hoc" networks. Select the correct answer if the underlined text does not make the statement correct. Select 'No change is needed" if the underlined text makes the statement correct. A. WiMAX B. Bluetooth C. WiFi D. No change is needed
C. WiFi
Which of these addresses is a multicast address? A. 127.0.0.1 B. 169.254.0.1 C. 192.168.0.1 D. 224.0.0.1
D. 224.0.0.1
The default subnet mask for a Class B network is: A. 0.0.0.255 B. 0.0.255.255 C. 255.0.0.0 D. 255.255.0.0
D. 255.255.0.0
What is the default subnet mask for a Class C Internet network? A. 255.255.255.252 B. 255.255.255.240 C. 255.255.255.192 D. 255.255.255.0
D. 255.255.255.0
The maximum throughput of an 802.llg network is: A. 2.4 GHz. B. 54 GHz. C. 2.4 Mbps D. 54 Mbps.
D. 54 Mbps.
Which of these represents the Internet Protocol version 6 (IPv6) loopback address? A. 127.0.0.1 B. 192.168.0.1 C. FEC0:A8C0::AA01 D. ::1
D. ::1
If an 802.llg Internet connection has connectivity problems, what may be the cause? A. A cordless phone B. A cellular phone C. Incandescent lights D. Electromagnetic interference (EMI)
D. Electromagnetic interference (EMI)
In a physical star topology, the central device is referred to as a: A. Bridge B. Server C. segmenter D. Hub
D. Hub
You are setting up a network computer game. You need to open up ports on your firewall so your friends can join the network. Which command displays the ports that your computer is listening for? A. nslookup B. nbtstat C. ping D. netstat
D. netstat
One purpose of a perimeter network is to: A. Make resources available to the intranet. B. Link campus area networks (CANs). C. Link local area networks (LANs). D. Make resources available to the Internet
D. Make resources available to the Internet.
One reason to incorporate VLANs in a network is to: A. Increase the number of available IP addresses. B. Increase the number of available Media Access Control (MAC) addresses. C. Reduce the number of broadcast domains. D. Reduce the number of nodes in a broadcast domain
D. Reduce the number of nodes in a broadcast domain
Which DNS record type specifies the host that is the authority for a given domain? A. NS B. MX C. CNAME D. SOA
D. SOA
A network device that associates a Media Access Control (MAC) address with a port is a: A. DSL modem B. Hub C. Router D. Switch
D. Switch
Which of the following determines the media access method that is used in a network? A. Number of hosts connected to the network B. Number of domain servers on the segment C. Maximum speed of the media D. Topology and protocols
D. Topology and protocols
Which technology can you use to extend an internal network across shared or public networks? A. VLAN B. Microsoft ASP-NET C. Microsoft .NET Framework D. VPN
D. VPN
A user reports that she cannot connect to network resources from a computer on the company network. The user was able to connect to the network resources yesterday. You verify that the user's computer is properly physically connected to the network. You discover that the computer's IP address is 169.254.48.97. You need to restore access to network resources. What should you do next? A. Flush the cache on the DNS server. B. Reset the user's password on the server. C. Check your router's current routing tables. D. Verify that the DHCP service is available.
D. Verify that the DHCP service is available.
A service that resolves NetBIOS names to IP addresses is: A. Domain Name Service (DNS). B. Internet Service Provider (ISP). C. Address Resolution Protocol (ARP). D. Windows Internet Name Service (WINS).
D. Windows Internet Name Service (WINS).
The top-level domain of www.adventureworks.com is: A. www B. adventureworks C. adventureworks.com D. com
D. com