CompTIA CompTIA Certifications N10-007 Questions & Answers

• Question 281:

  A system administrator reports that one of the two domain name servers does not seem to be responding to DNS requests from clients. The servers are both up and running, name service is running on them, and DNS requests appear in the logs. Both servers respond to queries made at the console. Which of the following tools should the systems administrator use to gather more information?

  A. Run a port scanner on each name server to ensure TCP port 53 is open and listening.

  B. Run tracert from a desktop client to query each name server and see what answers are sent back from each server.

  C. Ping the name servers by IP address to make sure they are up, and then ping each name server by name in case name resolution is not working for the server names.

  D. Generate DNS queries and use a packet sniffer to capture DNS traffic to/from both name servers and look for differences.

  Correct Answer: C

• Question 282:

  A network technician is attempting to update firmware on a router but cannot physically locate the router. Which of the following would show where to locate router?

  A. Diagram symbols

  B. Rack diagram

  C. Logical diagram

  D. Port locations

  Correct Answer: B

• Question 283:

  A network technician is assisting a SOHO environment with wireless connection issues. The business uses 802.11n and WPA2 encryption. The on-premises equipment is located toward the back of the building and includes a router, firewall, and WAP. The users at the front of the building are experiencing very slow response times due to distance limitations. Which of the following should be done to remediate the slow speeds of the users?

  A. Configure MIMO.

  B. Remove the channel overlap.

  C. Add another AP.

  D. Adjust the security type.

  Correct Answer: C

• Question 284:

  A company needs to implement a fault-tolerant server configuration after the failure of its database server. The company decides to implement load-balancing redundant servers. Which of the following should be used for file storage for the servers?

  A. IDE

  B. Cloud storage

  C. SAN

  D. iSCSI

  Correct Answer: C

• Question 285:

  A network technician is working on a new wireless project. The network manager has a primary requirement of achieving speeds of at least 1 Gbps when connected. Which of the following standards would be appropriate for the technician to implement?

  A. 802.11a

  B. 802.11ac

  C. 802.11b

  D. 802.11n

  Correct Answer: B

• Question 286:

  A company is starting a new process of allowing its employees to have the option of working from anywhere in the world. After some research and approval from the board of directors, it is time to implement the new process. Which of the following policies should be used for this new process?

  A. International export controls policy

  B. Remote access policy

  C. Privileged user agreement

  D. Data loss policy

  E. Service-level agreement

  Correct Answer: B

• Question 287:

  A network administrator notices a wireless network with the SSID HOME-33BC-5G that has a high signal strength and open authentication. When the administrator connects to the SSID, corporate servers can be accessed. Which of the following has the network administrator discovered?

  A. Evil twin

  B. Man in the middle

  C. Spoofing

  D. Rogue AP

  E. Wardriving

  Correct Answer: D

• Question 288:

  Joe, a network technician, has received a report that one of his clients is experiencing an issue connecting to the network. Joe observes two clients are connected to a hub, which is connected to separate wall jacks. Which of the following has MOST likely occurred?

  A. Switching loop

  B. ARP cache poisoning

  C. Improperly tagged ports

  D. Wrong VLAN assignment

  E. Duplicate IP addresses

  Correct Answer: A

• Question 289:

  A technician is working on a Linux VM in a lab environment to become more familiar with the operating system. The technician has configured a basic website and wants to allow access to it from a different machine on the local network. Which of the following should the technician do so other machines can connect?

  A. Allow communication through ifconfig.

  B. Use netstat to open necessary ports.

  C. Add access rules in iptables.

  D. Employ arp to configure a new route.

  Correct Answer: C

• Question 290:

  Which of the following types of packets uses the 224.0.0.0/3 address space by routers to exchange routing information?

  A. Multicast

  B. Spanning tree

  C. ICMP

  D. SNMP

  Correct Answer: A