CompTIA CompTIA A+ 220-801 Questions & Answers

• Question 661:

  Which of the following encryption methods is considered easily broken and should be avoided when configuring wireless security?

  A. WEP

  B. WPA

  C. AES

  D. TKIP

  Correct Answer: A

  ReferencE. http://danielaccioly.wordpress.com/2006/12/05/how-easy-is-to-break- wep/

• Question 662:

  Which of the following special function keys might prevent a user from connecting to the Internet?

  A. Wireless

  B. Screen lock

  C. Volume

  D. Bluetooth

  Correct Answer: A

  Reference.

  http://www.dell.com/support/troubleshooting/us/en/19/KCS/KcsArticles/ArticleView ?c=andl=ands=anddocid=429969

• Question 663:

  A technician notices that the PC is not receiving an IP address. Which of the following tools would the technician use to troubleshoot the computer's NIC?

  A. Loopback plugs

  B. ESD mat

  C. Cable tester

  D. Toner probe

  Correct Answer: A

  Reference. http://www.techopedia.com/definition/1875/loopback-plug

• Question 664:

  A client wants to store video and music in one central location and stream it to multiple devices. Which of the following would BEST fill this need?

  A. Home theater

  B. Virtualization workstation

  C. Home server

  D. Gaming

  Correct Answer: C

  Reference. http://homeservershow.com/movie-streaming-101-the-basics.html

• Question 665:

  A technician needs to make several patch cables. Which of the following tools would the technician use to attach the RJ-45 ends to the cables?

  A. Loopback plug

  B. Punch down

  C. Crimpers

  D. Cable tester

  Correct Answer: C

  Reference. http://mcb.berkeley.edu/labs/krantz/pdf/guide_to_crimping_cat5_cat6_connectors.pdf

• Question 666:

  Which of the following topologies would cause the network to be segmented if any one machine went offline?

  A. Bus

  B. Mesh

  C. Star

  D. Hybrid

  Correct Answer: A

  ReferencE. http://en.wikipedia.org/wiki/Bus_network

• Question 667:

  A standard Internet mail account receives incoming messages on which of the following ports?

  A. 80

  B. 110

  C. 143

  D. 443

  Correct Answer: B

  Reference. http://www.speedguide.net/port.php?port=110

• Question 668:

  A customer states that since the new firewall has been installed, the customer has not been able to send email. Which of the following ports on the firewall should be checked?

  A. 21

  B. 25

  C. 110

  D. 443

  Correct Answer: B

  Reference. http://en.wikipedia.org/wiki/Simple_Mail_Transfer_Protocol Wa

• Question 669:

  Which of the following can be implemented on a WAP to ensure that only certain client machines can access it?

  A. Wire encryption

  B. Disabling SSID

  C. MAC filtering

  D. Port forwarding

  Correct Answer: C

  Reference. http://www.techrepublic.com/article/the-pitfalls-of-mac-filtering/

• Question 670:

  Which of the following types of Ethernet should be used if a technician has no choice but to run cable along fluorescent lighting arrays in a suspended ceiling?

  A. STP

  B. RG-6

  C. PVC

  D. UTP

  Correct Answer: A

  Reference. http://www.webopedia.com/TERM/S/shielded_twisted_pair.html