CompTIA Network+ N10-006 Sample Questions
QUESTION 118 A network technician is attempting to connect a new host to existing manufacturing equipment on an Ethernet network. The technician is having issues trying to establish communication between the old equipment and the new host. The technician checks the cabling for breaks and finds that the CAT3 cable in use is in perfect condition. Which of the following should the technician check to ensure the new host will connect? A. Confirm the new host is using 10GBaseSR due to the manufacturing environment B. Confirm the new host is compatible with 10BaseT Ethernet C. Confirm the existing 10Base2 equipment is using the proper frame type D. Confirm that CSMA/CD is disabled on the Ethernet network
Correct Answer: B
QUESTION 122 A technician, Joe, needs to troubleshoot a recently installed NIC. He decides to ping the local loopback address. Which of the following is a valid IPv4 loopback address? A. 10.0.0.1 B. 127.0.0.1 C. 172.16.1.1 D. 192.168.1.1
Correct Answer: B
QUESTION 132 A user connects to a wireless network at the office and is able to access unfamiliar SMB shares and printers. Which of the following has happened to the user? A. The user is connected using the wrong channel. B. The user is connected to the wrong SSID. C. The user is experiencing an EMI issue. D. The user is connected to the wrong RADIUS server.
Correct Answer: B
QUESTION 133 Which of the following network devices use ACLs to prevent unauthorized access into company systems? A. IDS B. Firewall C. Content filter D. Load balancer
Correct Answer: B
QUESTION 138 A network technician has detected a personal computer that has been physically connected to the corporate network. Which of the following commands would the network technician use to locate this unauthorized computer and determine the interface it is connected to? A. nbtstat -a B. show mac address-table C. show interface status D. show ip access-list E. nslookup hostname
Correct Answer: B
QUESTION 140 After connecting a workstation directly to a small business firewall, a network administrator is trying to manage it via HTTPS without losing its stored configuration. The only two pieces of information that the network administrator knows about the firewall are the management interface MAC address, which is 01:4a:d1:fa:b1:0e, and the administrator's password. Which of the following will allow the administrator to log onto the firewall via HTTPS if the management's IP address is unknown and the administrator's workstation IP address is 192.168.0.10/23? A. Use the reset button on the back of the firewall to restore it to its factory default, and then log onto B. Run the following command on the administrator's workstation: arp -s 192.168.1.200 01:4a:d1:fa:b1:0e C. Use an SNMP tool to query the firewall properties and determine the correct management IP address D. Use a crossover cable to connect to the console port and reconfigure the firewall management IP to 192.168.0.1
Correct Answer: B
QUESTION 141 Which of the following connection types is used to terminate DS3 connections in a telecommunications facility? A. 66 block B. BNC C. F-connector D. RJ-11
Correct Answer: B
QUESTION 143 A technician is setting up a new network and wants to create redundant paths through the network. Which of the following should be implemented to prevent performance degradation? A. Port mirroring B. Spanning tree C. ARP inspection D. VLAN
Correct Answer: B
QUESTION 33 A company has implemented the capability to send all log files to a central location by utilizing an encrypted channel. The log files are sent to this location in order to be reviewed. A recent exploit has caused the company's encryption to become unsecure. Which o f the following would be required to resolve the exploit? A. Utilize a FTP service B. Install recommended updates C. Send all log files through SMTP D. Configure the firewall to block port 22
Correct Answer: B
QUESTION 34 The RAID controller on a server failed and was replaced with a different brand. Which of the following will be needed after the server has been rebuilt and joined to the domain? A. Vendor documentation B. Recent backups C. Physical IP address D. Physical network diagram
Correct Answer: B
QUESTION 35 A network technician has been tasked with designing a WLAN for a small office. One of the requirements of this design is that it is capable of supporting HD video streaming to multiple devices. Which of the following would be the appropriate wireless technology for this design? A. 802.11g B. 802.11ac C. 802.11b D. 802.11a
Correct Answer: B
QUESTION 38 It has been determined by network operations that there is a severe bottleneck on the company's mesh topology network. The field technician has chosen to use log management and found that one router is making routing decisions slower than others on the network. This is an example of which of the following? A. Network device power issues B. Network device CPU issues C. Storage area network issues D. Delayed responses from RADIUS
Correct Answer: B
QUESTION 62 A technician needs to limit the amount of broadcast traffic on a network and allow different segments to communicate with each other. Which of the following options would satisfy these requirements? A. Add a router and enable OSPF. B. Add a layer 3 switch and create a VLAN. C. Add a bridge between two switches. D. Add a firewall and implement proper ACL.
Correct Answer: B
QUESTION 63 An attacker has connected to an unused VoIP phone port to gain unauthorized access to a network. This is an example of which of the following attacks? A. Smurf attack B. VLAN hopping C. Bluesnarfing D. Spear phishing
Correct Answer: B
QUESTION 66 A wireless network technician for a local retail store is installing encrypted access points within the store for real-time inventory verification, as well as remote price checking capabilities, while employees are away from the registers. The store is in a fully occupied strip mall that has multiple neighbors allowing guest access to the wireless networks. There are a finite known number of approved handheld devices needing to access the store's wireless network. Which of the following is the BEST security method to implement on the access points? A. Port forwarding B. MAC filtering C. TLS/TTLS D. IP ACL
Correct Answer: B
QUESTION 67 Ann, a network technician, was asked to remove a virus. Issues were found several levels deep within the directory structure. To ensure the virus has not infected the .mp4 files in the directory, she views one of the files and believes it contains illegal material. Which of the following forensics actions should Ann perform? A. Erase the files created by the virus B. Stop and escalate to the proper authorities C. Check the remaining directories for more .mp4 files D. Copy the information to a network drive to preserve the evidence
Correct Answer: B
QUESTION 75 A malicious user floods a switch with frames hoping to redirect traffic to the user's server. Which of the following attacks is the user MOST likely using? A. DNS poisoning B. ARP poisoning C. Reflection D. SYN attack
Correct Answer: B
QUESTION 76 Which of the following is a security benefit gained from setting up a guest wireless network? A. Optimized device bandwidth B. Isolated corporate resources C. Smaller ACL changes D. Reduced password resets
Correct Answer: B
QUESTION 82 A network technician has detected duplicate IP addresses on the network. After testing the behavior of rogue DHCP servers, the technician believes that the issue is related to an unauthorized home router. Which of the following should the technician do NEXT in the troubleshooting methodology? A. Document the findings and action taken. B. Establish a plan to locate the rogue DHCP server. C. Remove the rogue DHCP server from the network. D. Identify the root cause of the problem.
Correct Answer: B
QUESTION 83 Two weeks after installation, a network technician is now unable to log onto any of the newly installed company switches. The technician suspects that a malicious user may have changed the switches' settings before they were installed in secure areas. Which of the following is the MOST likely way in which the malicious user gained access to the switches? A. Via SSH using the RADIUS shared secret B. Via HTTP using the default username and password C. Via console using the administrator's password D. Via SNMP using the default RO community
Correct Answer: B
QUESTION 84 When a client calls and describes a problem with a computer not being able to reach the Internet, in which of the following places of the OSI model would a technician begin troubleshooting? A. Transport layer B. Physical layer C. Network layer D. Session layer
Correct Answer: B
QUESTION 93 A technician just completed a new external website and setup access rules in the firewall. After some testing, only users outside the interna l network can reach the site. The website responds to a ping from the internal network and resolves the proper public address. Which of the following could the technician do to fix this issue while causing internal users to route to the website using an internal address? A. Configure NAT on the firewall B. Implement a split horizon DNS C. Place the server in the DMZ D. Adjust the proper internal ACL
Correct Answer: B
QUESTION 97 A technician recently ran a 20-meter section of CAT6 to relocate a control station to a more central area on the production floor. Since the relocation, the helpdesk has received complaints about intermittent operation. During the troubleshooting process, the technician noticed that collisions are only observed on the switch port during production. Given this information, which of the following is the cause of the problem? A. Distance limitation B. Electromagnetic interference C. Cross talk D. Speed and duplex mismatch
Correct Answer: B
QUESTION 101 A network technician must utilize multimode fiber to uplink a new networking device. Which of the following Ethernet standards could the technician utilize? (Select TWO). A. 1000Base-LR B. 1000Base-SR C. 1000Base-T D. 10GBase-LR E. 10GBase-SR F. 10GBase-T
Correct Answer: BE
QUESTION 116 Which of the following devices implements CSMA/CA virtually through the RTS/CTS protocols? A. Firewall B. Router C. 802.11 AP D. Switch
Correct Answer: C
QUESTION 117 A user with a 802.11n WLAN card is connected to a SOHO network and is only able to connect at 11 Mbps with full signal strength. Which of the following standards is implemented on the network? A. 802.11a B. 802.11ac C. 802.11b D. 802.11g
Correct Answer: C
QUESTION 119 A customer has engaged a company to improve the availability of all of the customer's services and applications, enabling the customer to minimize downtime to a few hours per quarter. Which of the following will document the scope of the activities the company will provide to the customer, including the intended outcomes? A. MLA B. MOU C. SOW D. SLA
Correct Answer: C
QUESTION 125 After repairing a computer infected with malware, a technician determines that the web browser fails to go to the proper address for some sites. Which of the following should be checked? A. Server host file B. Subnet mask C. Local hosts file D. Duplex settings
Correct Answer: C
QUESTION 131 A network technician has received a help desk ticket indicating that after the new wireless access point was installed, all of the media department's devices are experiencing sporadic wireless connectivity. All other departments are connecting just fine and the settings on the new access point were copied from the baseline. Which of the following is a reason why the media department is not connecting? A. Wrong SSID B. Rogue access point C. Placement D. Channel mismatch
Correct Answer: C
QUESTION 145 A network engineer needs to set up a topology that will not fail if there is an outage on a single piece of the topology. However, the computers need to wait to talk on the network to avoid congestions. Which of the following topologies would the engineer implement? A. Star B. Bus C. Ring D. Mesh
Correct Answer: C
QUESTION 149 The ability to make access decisions based on an examination of Windows registry settings, antivirus software, and AD membership status is an example of which of the following NAC features? A. Quarantine network B. Persistent agents C. Posture assessment D. Non-persistent agents
Correct Answer: C
QUESTION 31 After a recent breach, the security technician decides the company needs to analyze and aggregate its security logs. Which of the following systems should be used? A. Event log B. Syslog C. SIEM D. SNMP
Correct Answer: C
QUESTION 61 Which of the following types of network would be set up in an office so that customers could access the Internet but not be given access to internal resources such as printers and servers? A. Quarantine network B. Core network C. Guest network D. Wireless network
Correct Answer: C
QUESTION 77 A company has seen an increase in ransomware across the enterprise. Which of the following should be implemented to reduce the occurrences? A. ARP inspection B. Intrusion detection system C. Web content filtering D. Port filtering
Correct Answer: C
QUESTION 78 Before logging into the company network, users are required to sign a document that is to be stored in their personnel file. This standards and policies document is usually called which of the following? A. SOP B. BEP C. AUP D. SLA
Correct Answer: C
QUESTION 79 A network technician has set up an FTP server for the company to distribute software updates for their products. Each vendor is provided with a unique username and password for security. Several vendors have discovered a virus in one of the security updates. The company tested all files before uploading them but retested the file and found the virus. Which of the following could the technician do for vendors to validate the proper security patch? A. Use TFTP for tested and secure downloads B. Require biometric authentication for patch updates C. Provide an MD5 hash for each file D. Implement a RADIUS authentication
Correct Answer: C
QUESTION 80 A technician wants to securely manage several remote network devices. Which of the following should be implemented to securely manage the devices? A. WPA2 B. IPv6 C. SNMPv3 D. RIPv2
Correct Answer: C
QUESTION 81 A PC technician has installed a new network printer that was preconfigured with the correct static IP address, subnet mask, and default gateway. The printer was installed with a new cable and appears to have link activity, but the printer will not respond to any network communication attempts. Which of the following is MOST likely the cause of the problem? A. Damaged cable B. Duplex mismatch C. Incorrect VLAN assignment D. Speed mismatch
Correct Answer: C
QUESTION 91 A user calls the help desk and states that he was working on a spreadsheet and was unable to print it. However, his colleagues are able to print their documents to the same shared printer. Which of the following should be the FIRST question the helpdesk asks? A. Does the printer have toner? B. Are there any errors on the printer display? C. Is the user able to access any network resources? D. Is the printer powered up?
Correct Answer: C
QUESTION 95 While troubleshooting a connectivity issue, a network technician determines the IP address of a number of workstations is 169.254.0.0/16 and the workstations cannot access the Internet. Which of the following should the technician check to resolve the problem? A. Default gateway address B. Misconfigured DNS C. DHCP server D. NIC failure
Correct Answer: C
QUESTION 96 A technician has finished configuring AAA on a new network device. However, the technician is unable to log into the device with LDAP credentials but is able to do so with a local user account. Which of the following is the MOST likely reason for the problem? A. Username is misspelled is the device configuration file B. IDS is blocking RADIUS C. Shared secret key is mismatched D. Group policy has not propagated to the device
Correct Answer: C
QUESTION 40 A system administrator has been tasked to ensure that the software team is not affecting the production software when developing enhancements. The software that is being updated is on a very short SDLC and enhancements must be developed rapidly. These enhancements must be approved before being deployed. Which of the following will mitigate production outages before the enhancements are deployed? A. Implement an environment to test the enhancements. B. Implement ACLs that only allow management access to the enhancements. C. Deploy an IPS on the production network. D. Move the software team's workstations to the DMZ.
Correct Answer: A
QUESTION 64 A company has decided to update their usage policy to allow employees to surf the web unrestricted from their work computers. Which of the following actions should the IT security team implement to help protect the network from attack as a result of this new policy? A. Install host-based anti-malware software B. Implement MAC filtering on all wireless access points C. Add an implicit deny to the core router ACL D. Block port 80 outbound on the company firewall E. Require users to utilize two-factor authentication
Correct Answer: A
QUESTION 68 Which of the following describes a smurf attack? A. Attack on a target using spoofed ICMP packets to flood it B. Intercepting traffic intended for a target and redirecting it to another C. Spoofed VLAN tags used to bypass authentication D. Forging tags to bypass QoS policies in order to steal bandwidth
Correct Answer: A
QUESTION 69 Which of the following technologies is designed to keep systems uptime running in the event of a disaster? A. High availability B. Load balancing C. Quality of service D. Caching engines
Correct Answer: A
QUESTION 70 Packet analysis reveals multiple GET and POST requests from an internal host to a URL without any response from the server. Which of the following is the BEST explanation that describes this scenario? A. Compromised system B. Smurf attack C. SQL injection attack D. Man-in-the-middle
Correct Answer: A
QUESTION 74 A firewall ACL is configured as follows: 10. Deny Any Trust to Any DMZ eq to TCP port 22 11. Allow 10.200.0.0/16 to Any DMZ eq to Any 12. Allow 10.0.0.0/8 to Any DMZ eq to TCP ports 80, 443 13. Deny Any Trust to Any DMZ eq to Any A technician notices that users in the 10.200.0.0/16 network are unable to SSH into servers in the DMZ. The company wants 10.200.0.0/16 to be able to use any protocol, but restrict the rest of the 10.0.0.0/8 subnet to web browsing only. Reordering the ACL in which of the following manners would meet the company's objectives? A. 11, 10, 12, 13 B. 12, 10, 11, 13 C. 13, 10, 12, 11 D. 13, 12, 11, 10
Correct Answer: A
QUESTION 85 A network technician has been assigned to install an additional router on a wireless network. The router has a different SSID and frequency. All users on the new access point and the main network can ping each other and utilize the network printer, but all users on the new router cannot get to the Internet. Which of the following is the MOST likely cause of this issue? A. The gateway is misconfigured on the new router. B. The subnet mask is incorrect on the new router. C. The gateway is misconfigured on the edge router. D. The SSID is incorrect on the new router.
Correct Answer: A
QUESTION 94 A network administrator recently installed a web proxy server at a customer's site. The following week, a system administrator replaced the DNS server overnight. The next day, customers began having issues accessing public websites. Which of the following will resolve the issue? A. Update the DNS server with the proxy server information. B. Implement a split horizon DNS server. C. Reboot the web proxy and then reboot the DNS server. D. Put the proxy server on the other side of the demarc.
Correct Answer: A
QUESTION 98 A technician is tasked with connecting a router to a DWDM. The technician connects the router to the multiplexer and confirms that there is a good signal level. However, the interface on the router will not come up. Which of the following is the MOST likely cause? A. The wrong wavelength was demuxed from the multiplexer. B. The SFP in the multiplexer is malfunctioning. C. There is a dirty connector on the fiber optic cable. D. The fiber optic cable is bent in the management tray.
Correct Answer: A
QUESTION 144 A network technician is utilizing a network protocol analyzer to troubleshoo t issues that a user has been experiencing when uploading work to the internal FTP server. Which of the following default port numbers should the technician set the analyzer to highlight when creating a report? (Select TWO). A. 20 B. 21 C. 22 D. 23 E. 67 F. 68 G. 69
Correct Answer: AB
QUESTION 128 Joe, a network technician, is setting up a DHCP server on a LAN segment. Which of the following options should Joe configure in the DHCP scope, in order to allow hosts on that LAN segment using dynamic IP addresses, to be able to access the Internet and internal company servers? (Select THREE). A. Default gateway B. Subnet mask C. Reservations D. TFTP server E. Lease expiration time of 1 day F. DNS servers G. Bootp
Correct Answer: ABF
QUESTION 113 When troubleshooting a network problem, browsing through the log of a switch, it is discovered that multiple frames contain errors. In which of the following layers does the problem reside? (Select TWO). A. Layer 2 B. Layer 3 C. Layer 5 D. Transport layer E. Data link F. Physical layer
Correct Answer: AE
QUESTION 100 Which of the following describes an area containing a rack that is used to connect customer equipment to a service provider? A. 110 block B. MDF C. DSU D. CSU
Correct Answer: B
QUESTION 103 Which of the following requires the network administrator to schedule a maintenance window? A. When a company-wide email notification must be sent. B. A minor release up grade of a production router. C. When the network administrator's laptop must be rebooted. D. A major release upgrade of a core switch in a test lab.
Correct Answer: B
QUESTION 107 A service provider is unable to maintain connectivity to several remote sites at predetermined speeds. The service provider could be in violation of the: A. MLA. B. SLA. C. SOW. D. MOU.
Correct Answer: B
QUESTION 108 A network administrator has created a virtual machine in the cloud. The technician would like to connect to the server remotely using RDP. Which of the following default ports needs to be opened? A. 445 B. 3389 C. 5004 D. 5060
Correct Answer: B
QUESTION 109 Which of the following is an example of an IPv4 address? A. 192:168:1:55 B. 192.168.1.254 C. 00:AB:FA:B1:07:34 D. ::1
Correct Answer: B
QUESTION 111 Which of the following is the main difference between TCP and UDP? A. TCP data flows in two directions, while UDP data flows from server to client. B. The TCP header implements flags, while the UDP header does not. C. The TCP header implements checksum, while the UDP header does not. D. TCP connections can be secured by stateful firewalls, while UDP connections cannot.
Correct Answer: B
QUESTION 99 A network technician is performing a tracert command to troubleshoot a website-related issue. The following output is received for each hop in the tracert: 1 * * * Request timed out. 2 * * * Request timed out. 3 * * * Request timed out. The technician would like to see the results of the tracert command. Which of the following will allow the technician to perform tracert on external sites but not allow outsiders to discover information from inside the network? A. Enable split horizon to allow internal tracert commands to pass through the firewall B. Enable IGMP messages out and block IGMP messages into the network C. Configure the firewall to allow echo reply in and echo request out of the network D. Install a backdoor to access the router to allow tracert messages to pass through
Correct Answer: C
QUESTION 72 During a check of the security control measures of the company network assets, a network administrator is explaining the difference between the security controls at the company. Which of the following would be identified as physical security controls? (Select THREE). A. RSA B. Passwords C. Man traps D. Biometrics E. Cipher locks F. VLANs G. 3DES
Correct Answer: CDE
QUESTION 115 In an engineering office, all plotters are configured via static IP. Which of the following best practices will alleviate many issues if equipment moves are required? (Select TWO). A. Rack monitoring B. Device placement C. Wall plate labeling D. Room numbering E. Patch panel labeling
Correct Answer: CE
QUESTION 150 A technician is troubleshooting a client's connection to a wireless network. The client is asked to run a "getinfo" command to list information about the existing condition. myClient$ wificard -getinfo agrCtlRSSI: -72 agrExtRSSI: 0 state: running op mode: station lastTxRate: 178 MaxRate: 300 802.11 auth: open link auth: wpa2-psk BSSID: 0F:33:AE:F1:02:0A SSID: CafeWireless Channel: 149,1 Given this output, which of the following has the technician learned about the wireless network? (Select TWO). A. The WAP is using RC4 encryption B. The WAP is using 802.11a C. The WAP is using AES encryption D. The WAP is using the 2.4GHz channel E. The WAP is using the 5GHz channel F. The WAP is using 802.11g
Correct Answer: CE
QUESTION 110 Which of the following does a network technician need to implement if a change is unsuccessful within the approved maintenance window? A. Configuration procedures B. Stakeholder notification C. Impact analysis D. Rollback procedure
Correct Answer: D
QUESTION 112 Which of the following PDUs is used by a connectionless protocol? A. Frames B. Segments C. Streams D. Datagram
Correct Answer: D
QUESTION 114 A network technician is attempting to locate a switch connected to the fourth floor west side of the building. Which of the following will allow quick identification of the switch, when looking at a logical diagram? A. Building layout B. Patch panel labeling C. Packet sniffing D. Naming conventions
Correct Answer: D
QUESTION 120 A network technician has just installed a TFTP server on the administrative segment of the network to store router and switch configurations. After a transfer attempt to the server is made, the process errors out. Which of the following is a cause of the error? A. Only FTP can be used to copy configurations from switches B. Anonymous users were not used to log into the TFTP server C. An incorrect password was used and the account is now locked D. Port 69 is blocked on a router between the network segments
Correct Answer: D
QUESTION 124 An F-connector is used on which of the following types of cabling? A. CAT3 B. Single mode fiber C. CAT5 D. RG6
Correct Answer: D
QUESTION 129 An administrator only has telnet access to a remote workstation. Which of the following utilities will identify if the workstation uses DHCP? A. tracert B. ping C. dig D. ipconfig E. netstat
Correct Answer: D
QUESTION 130 Which of the following protocols uses label-switching routers and label-edge routers to forward traffic? A. BGP B. OSPF C. IS-IS D. MPLS
Correct Answer: D
QUESTION 134 Ann, a user, is experiencing an issue with her wireless device. While in the conference area, the wireless signal is steady and strong. However, at her desk the signal is consistently dropping, yet the device indicates a strong signal. Which of the following is the MOST likely cause of the issue? A. Signal-to-noise ratio B. AP configuration C. Incorrect SSID D. Bounce
Correct Answer: D
QUESTION 136 A network engineer is troubleshooting an issue with a computer that is unable to connect to the Internet. The network engineer analyzes the following output from a command line utility: Network DestinationNetmask Gateway Interface 192.168.1.0 255.255.255.0 192.168.1.254 eth0 192.168.1.10255.255.255.255 192.168.1.10 eth0 127.0.0.1255.0.0.0 On-Link lo 127.0.0.0255.0.0.0 On-Link lo 255.255.255.255255.255.255.255 102.168.1.10 eth0 Which of the following is the reason for the computer issue, given the above output? A. Wrong default gateway netmask B. Incorrect default gateway address C. Default gateway on the wrong interface D. Missing default gateway
Correct Answer: D
QUESTION 137 A network technician has received comments from several users that cannot reach a particular website. Which of the following commands would provide the BEST information about the path taken across the network to this website? A. ping B. netstat C. telnet D. tracert
Correct Answer: D
QUESTION 139 A network technician is troubleshooting a problem at a remote site. It has been determined that the connection from router A to router B is down. The technician at the remote site re-terminates the CAT5 cable that connects the two routers as a straight through cable. The cable is then tested and is plugged into the correct interface. Which of the following would be the result of this action? A. The normal amount of errors and the connection problem has been resolved. B. The interface status will indicate that the port is administratively down. C. The traffic will flow, but with excessive errors. D. The interface status will show line protocol down.
Correct Answer: D
QUESTION 32 A network technician is diligent about maintaining all system servers' at the most current service pack level available. After performing upgrades, users experience issues with server-based applications. Which of the following should be used to prevent issues in the future? A. Configure an automated patching server B. Virtualize the servers and take daily snapshots C. Configure a honeypot for application testing D. Configure a test lab for updates
Correct Answer: D
QUESTION 37 A company is experiencing very slow network speeds of 54Mbps. A technician has been hired to perform an assessment on the existing wireless network. The technician has recommended an 802.11n network infrastructure. Which of the following allows 802.11n to reach higher speeds? A. MU-MIMO B. LWAPP C. PoE D. MIMO
Correct Answer: D
QUESTION 65 An organization notices a large amount of malware and virus incidents at one satellite office, but hardly any at another. All users at both sites are running the same company image and receive the same group policies. Which of the following has MOST likely been implemented at the site with the fewest security issues? A. Consent to monitoring B. Business continuity measures C. Vulnerability scanning D. End-user awareness training
Correct Answer: D
QUESTION 71 A network technician was tasked to respond to a compromised workstation. The technician documented the scene, took the machine offline, and left the PC under a cubicle overnight. Which of the following steps of incident handling has been incorrectly performed? A. Document the scene B. Forensics report C. Evidence collection D. Chain of custody
Correct Answer: D
QUESTION 73 A technician is installing a surveillance system for a home network. The technician is unsure which ports need to be opened to allow remote access to the system. Which of the following should the technician perform? A. Disable the network based firewall B. Implicit deny all traffic on network C. Configure a VLAN on Layer 2 switch D. Add the system to the DMZ
Correct Answer: D
QUESTION 86 While troubleshooting a network outage, a technician finds a 100-meter fiber cable with a small service loop and suspects it might be the cause of the outage. Which of the following is MOST likely the issue? A. Maximum cable length exceeded B. Dirty connectors C. RF interference caused by impedance mismatch D. Bend radius exceeded
Correct Answer: D
QUESTION 87 A technician is troubleshooting a wired device on the network. The technician notices that the link light on the NIC does not illuminate. After testing the device on a different RJ-45 port, the device connects successfully. Which of the following is causing this issue? A. EMI B. RFI C. Cross-talk D. Bad wiring
Correct Answer: D
QUESTION 88 An organization requires a second technician to verify changes before applying them to network devices. When checking the configuration of a network device, a technician determines that a coworker has improperly configured the AS number on the device. This would result in which of the following? A. The OSPF not-so-stubby area is misconfigured B. Reduced wireless network coverage C. Spanning tree ports in flooding mode D. BGP routing issues
Correct Answer: D
QUESTION 89 When configuring a new server, a technician requests that an MX record be created in DNS for the new server, but the record was not entered properly. Which of the following was MOST likely installed that required an MX record to function properly? A. Load balancer B. FTP server C. Firewall DMZ D. Mail server
Correct Answer: D
QUESTION 90 A company has had several virus infections over the past few months. The infections were caused by vulnerabilities in the application versions that are being used. Which of the following should an administrator implement to prevent future outbreaks? A. Host-based intrusion detection systems B. Acceptable use policies C. Incident response team D. Patch management
Correct Answer: D
QUESTION 92 A network technician is using a network monitoring system and notices that every device on a particular segment has lost connectivity. Which of the following should the network technician do NEXT? A. Establish a theory of probable cause. B. Document actions and findings. C. Determine next steps to solve the problem. D. Determine if anything has changed.
Correct Answer: D
QUESTION 127 A technician, Joe, has been tasked with assigning two IP addresses to WAN interfaces on connected routers. In order to conserve address space, which of the following subnet masks should Joe use for this subnet? A. /24 B. /32 C. /28 D. /29 E. /30
Correct Answer: E
QUESTION 39 After a company rolls out software updates, Ann, a lab researcher, is no longer able to use lab equipment connected to her PC. The technician contacts the vendor and determines there is an incompatibility with the latest IO drivers. Which of the following should the technician perform so that Ann can get back to work as quickly as possible? A. Reformat and install the compatible drivers. B. Reset Ann's equipment configuration from a backup. C. Downgrade the PC to a working patch level. D. Restore Ann's PC to the last known good configuration. E. Roll back the drivers to the previous version.
Correct Answer: E
QUESTION 102 A network administrator is using a packet analyzer to determine an issue on the local LAN. Two separate computers are showing an error message on the screen and are unable to communicate with other computers in the same lab. The network administrator looks at the following output: SRC MAC SRC IP DST MAC DST IP 00:1D:1F:AB:10:7D 192.168.1.10:2000 15:BE:9F:AB:10:1D 192.168.1.14:1200 05:DD:1F:AB:10:27 192.168.1.10:1000 22:C7:2F:AB:10:A2 192.168.1.15:1300 Given that all the computers in the lab are directly connected to the same switch, and are not using any virtualization technology, at which of the following layers of the OSI model is the problem occurring? A. Network B. Application C. Data link D. Transport
Correct Answer: A
QUESTION 104 Which of the following is true about the main difference between a web session that uses port 80 and one that uses port 443? A. Port 80 web sessions often use application-level encryption, while port 443 sessions often use transport-level encryption. B. Port 80 web session cannot use encryption, while port 443 sessions are encrypted using web certificates. C. Port 80 web sessions can use web application proxies, while port 443 sessions cannot traverse web application proxies. D. Port 80 web sessions are prone to man-in-the-middle attacks, while port 443 sessions are immune from man-in-the-middle attacks.
Correct Answer: A
QUESTION 105 The management team wants to set up a wireless network in their office but all of their phones operate at the 2.4 GHz frequency. They need a wireless network that would be able to operate at a higher frequency than their phones. Which of following standards should be used? A. 802.11a B. 802.11b C. 802.11g D. 802.1x
Correct Answer: A
QUESTION 106 Which of the following will negotiate standoff timers to allow multiple devices to communicate on congested network segments? A. CSMA/CD B. OSPF C. DOCSIS D. BGP
Correct Answer: A
QUESTION 121 An organization is moving to a new datacenter. During the move, several technicians raise concerns about a system that could potentially remove oxygen from the server room and result in suffocation. Which of the following systems are they MOST likely discussing? A. Fire suppression B. Mantraps at the entry C. HVAC D. UPS and battery backups
Correct Answer: A
QUESTION 123 A host has been assigned the address 169.254.0.1. This is an example of which of the following address types? A. APIPA B. MAC C. Static D. Public
Correct Answer: A
QUESTION 126 A company wants to make sure that users are required to authenticate prior to being allowed on the network. Which of the following is the BEST way to accomplish this? A. 802.1x B. 802.1p C. Single sign-on D. Kerberos
Correct Answer: A
QUESTION 135 A network engineer is dispatched to an employee office to troubleshoot an issue with the employee's laptop. The employee is unable to connect to local and remote resources. The network engineer flips the laptop's wireless switch on to resolve the issue. At which of the following layers of the OSI model was the issue resolved? A. Layer 1 B. Layer 2 C. Layer 3 D. Layer 4 E. Layer 7
Correct Answer: A
QUESTION 142 A desktop computer is connected to the network and receives an APIPA address but is unable to reach the VLAN gateway of 10.10.100.254. Other PCs in the VLAN subnet are able to reach the Internet. Which of the following is MOST likely the source of the problem? A. 802.1q is not configured on the switch port B. APIPA has been misconfigured on the VLAN C. Bad SFP in the PC's 10/100 NIC D. OS updates have not been installed
Correct Answer: A
QUESTION 146 A technician needs to secure web traffic for a new e-commerce website. Which of the following will secure traffic between a web browser and a website? A. SSL B. DNSSEC C. WPA2 D. MTU
Correct Answer: A
QUESTION 147 A network technician is assisting the company with developing a new business continuity plan. Which of the following would be an appropriate suggestion to add to the plan? A. Build redundant links between core devices B. Physically secure all network equipment C. Maintain up-to-date configuration backups D. Perform reoccurring vulnerability scans
Correct Answer: A
QUESTION 36 A company is experiencing accessibility issues reaching services on a cloud-based system. Which of the following monitoring tools should be used to locate possible outages? A. Network analyzer B. Packet analyzer C. Protocol analyzer D. Network sniffer
Correct Answer: A
QUESTION 148 A company has changed ISPs for their office and ordered a new 250 Mbps symmetrical Internet connection. As a result, they have been given a new IP range. The ISP has assigned the company 10.10.150.16 /28. The company gateway router has the following interface configuration facing the ISP: Interface A: IP address: 10.10.150.16 Subnet mask: 255.255.255.240 Default gateway: 10.10.150.32 Speed: 1000 Mbps Duplex: Auto State: No Shutdown None of the workstations at the company are able to access the Internet. Which of the following are the reasons? (Select TWO). A. There is a duplex mismatch between the router and ISP. B. The router interface is turned off. C. The interface is set to the incorrect speed. D. The router is configured with the incorrect subnet mask. E. The router interface is configured with the incorrect IP address. F. The default gateway is configured incorrectly.
Correct Answer: EF