CompTIA CompTIA A+ 220-801 Questions & Answers

• Question 861:

  Which of the following is the FIRST component to transfer heat away from a processor?

  A. Thermal paste

  B. Case fan

  C. Liquid cooling

  D. Heatsink

  Correct Answer: A

  Reference. http://www.techpowerup.com/articles/overclocking/134

• Question 862:

  A computer turns on and a "Date and Time Not Set" message appears on the screen after the manufacturer logo. Which of the following is the MOST possible cause?

  A. The computer was not shut down properly.

  B. The CMOS battery needs to be replaced.

  C. The OS has stopped synching with the NTP server.

  D. The system BIOS is corrupted.

  Correct Answer: B

  Reference. http://answers.yahoo.com/question/index? qid=20080530122837AAWGKXd

• Question 863:

  A technician is helping to purchase a new server to be used to roll out virtualized workstations. Which of the following components should be chosen to BEST meet the customer's needs? (Select TWO).

  A. Specialized video card

  B. Maximum memory

  C. Maximum-core processor

  D. Dual monitors

  E. Surround sound audio

  Correct Answer: BC

  Reference. http://searchservervirtualization.techtarget.com/tip/Selecting-CPU- processors-and-memory-for-virtualized-environments

• Question 864:

  Which of the following motherboards would fit in an ATX case?

  A. BTX

  B. ITX

  C. Ultra ATX

  D. Micro ATX

  Correct Answer: D

  Reference. http://www.tomshardware.com/forum/275124-30-micro-standard

• Question 865:

  A technician is asked to recommend hardware for a new computer for a graphic artist company that regularly uses 3-D animation software. Which of the following components should be chosen to BEST meet the customer's needs?

  A. Specialized video card

  B. Multi-core processor

  C. TV tuner/recorder

  D. Tape backup drive

  Correct Answer: A

  A high end special video card is needed to render 3D animation. Without a good video card, a graphic artist cannot work properly on a computer creating 3D animation.

• Question 866:

  Click on the Exhibit button.

  

  Which of the following describes the port type pictured in the image?

  A. VGA

  B. Serial

  C. Parallel

  D. DVI

  Correct Answer: A

  Reference. http://en.wikipedia.org/wiki/VGA_connector

• Question 867:

  Which of the following are components of an "active" CPU cooling solution?

  A. A heatsink and thermal compound.

  B. A heatsink, radiator, and thermal compound.

  C. A heatsink, attached fan, and thermal compound.

  D. A heatsink, case fan, and thermal compound.

  Correct Answer: C

  Reference. http://pcsupport.about.com/od/maintenance/tp/pc_cooling.htm

• Question 868:

  A PC technician must upgrade memory from 2 GB to 4 GB in twenty Windows 7 notebook computers. Some of the laptops have DDR2 memory, and some have DDR3. The memory purchased for the upgrade is DDR3. Which of the following is the MOST likely outcome of this upgrade?

  A. The DDR2 notebooks will work with DDR3 provided the DDR2 is installed in the first DIMM positions.

  B. The DDR3 notebooks are the only ones that will accept the new memory.

  C. The DDR2 memory will fit into the DIMM positions and work.

  D. The DDR3 memory will not work correctly unless the CAS (CL) values are the same.

  Correct Answer: B

  A DDR3 memory can only work with other DDR3 chips. It cannot work with DDR2. Therefore, the DDR3 memory purchased can only be used to upgrade notebook computers that have DDR3 memory installed.

• Question 869:

  ECC memory is primarily used in which of the following computers?

  A. Tablet

  B. Desktop

  C. Server

  D. Laptop

  Correct Answer: C

  Reference. http://searchwindowsserver.techtarget.com/tip/ECC-memory-A-must-for- servers-not-for-desktop-PCs

• Question 870:

  Which of the following devices converts digital signals to analog ones?

  A. Modem

  B. Switch

  C. Hub

  D. Router

  Correct Answer: A

  Reference.

  http://library.thinkquest.org/27887/gather/fundamentals/analog_and_digital.shtml (last paragraph on the page)