CompTIA 220-801 Online Practice Questions and Exam Preparation

CompTIA 220-801 Online Questions & Answers

• Question 201:

  For a wireless network configured to use WPA2 with AES encryption, which of the following is the MAXIMUM bit strength of the encryption?

  A. 64 bits
  B. 128 bits
  C. 256 bits
  D. 1024 bits
  C. 256 bits

• Question 202:

  The wires that run along the side of an LCD panel in the display of a laptop are used for which of the following functions?

  A. Prevent EMI from nearby electronics
  B. Install additional backlights for the display
  C. Wireless network card antenna leads
  D. Connections for memory card reader in the display
  C. Wireless network card antenna leads

• Question 203:

  Which of the following media has a capacity of 8.6 GB?

  A. CD
  B. DL DVD
  C. DL Blu-ray
  D. DVD
  B. DL DVD

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  A version of DVD called DL DVD has more capacity than any other DVD variety. At 8.6 GB it can hold a lot more data than its predecessors. DL means dual layer. You can write to the either side of the disk. The normal DVD has only single layer to write to whereas DL DVD has both side up and down to write data. Therefore, the capacity is doubled.

• Question 204:

  Which of the following should a technician do NEXT, if the laptop's internal speakers do not work, after replacing the motherboard due to a video issue?

  A. Update the video drivers
  B. Replace the speakers
  C. Check the speaker's connection to the motherboard
  D. Verify that the speakers are compatible with the replacement motherboard
  C. Check the speaker's connection to the motherboard

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  There is a tiny flat speaker connection just above the keyboard. It is so tiny that technicians often ignore it. Make sure the speaker is connected to the motherboard properly.

• Question 205:

  Which of the following wireless standards is backwards compatible with 802.11g?

  A. 802.11a
  B. 802.11b
  C. 802.11n
  D. 802.1q
  C. 802.11n

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  Reference. http://www.networkworld.com/newsletters/wireless/2006/0206wireless1.html

• Question 206:

  Which of the following adapters causes the LEAST amount of signal loss?

  A. VGA to DVI
  B. HDMI to VGA
  C. DVI to HDMI
  D. S-video to RCA
  C. DVI to HDMI

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  Reference. http://www.buzzle.com/articles/dvi-vs-hdmi-difference-between-dvi-and- hdmi.html (3rd para)

• Question 207:

  Which of the following laptop components can be replaced without having to power off the machine?

  A. Battery
  B. CPU
  C. Hard Drive
  D. Keyboard
  A. Battery

• Question 208:

  Which of the following is the speed limitation for CAT3 wiring?

  A. 1 Mbps
  B. 10 Mbps
  C. 100 Mbps
  D. 1000 Mbps
  B. 10 Mbps

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  Reference. http://customcable.ca/cat5-vs-cat6/

• Question 209:

  Which of the following is a private class B IP address?

  A. 10.0.15.1
  B. 172.16.0.1
  C. 172.33.1.1
  D. 192.168.1.1
  B. 172.16.0.1

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  Reference. http://www.sqa.org.uk/e-learning/WebTech01CD/page_12.htm

• Question 210:

  Which of the following types of cables are MOST likely to be used to connect to an external hard drive? (Select TWO).

  A. Molex
  B. SPDIF
  C. eSATA
  D. HDMI
  E. USB 3.0
  F. CAT6e
  C. eSATA
  E. USB 3.0