CompTIA CompTIA A+ 220-801 Questions & Answers

• Question 821:

  Which of the following connectors is found on every desktop power supply?

  A. Berg

  B. SATA

  C. PCIe

  D. Molex

  Correct Answer: D

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

• Question 822:

  Which of the following components would MOST likely be utilized in a virtualization server? (Select TWO).

  A. Maximum memory

  B. High-end sound card

  C. High-end video card

  D. Dual-rail 1000w PSU

  E. Quad core CPU

  Correct Answer: AE

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

• Question 823:

  Which of the following hard drives has the BEST shock resistance?

  A. IDE

  B. NAS

  C. SATA

  D. SSD

  Correct Answer: D

  Reference. http://www.overclock.net/t/435910/ssd-shock-resistance

• Question 824:

  Which of the following uses Intel's core i CPUs? (Select TWO).

  A. F

  B. 1366

  C. 775

  D. 1155

  E. AM3

  Correct Answer: BD

  Reference. http://www.eggxpert.com/forums/thread/710354.aspx

• Question 825:

  Which of the following types of RAM is typically used to improve reliability?

  A. Double sided

  B. ECC

  C. SODIMM

  D. RDRAM

  Correct Answer: B

  Reference. http://www.webopedia.com/TERM/E/ECC_memory.html

• Question 826:

  Which of the following RAM modules has a PC rating of 10600?

  A. DDR

  B. SDRAM

  C. DDR3

  D. DDR2

  Correct Answer: C

  Reference. http://en.wikipedia.org/wiki/DDR3_SDRAM

• Question 827:

  Which of the following is MOST likely to contain hazardous voltages?

  A. CD-ROM drive

  B. External USB drive

  C. Inkjet printer

  D. CRT display

  Correct Answer: D

  Reference. http://wiki.answers.com/Q/What_is_CRT_monitor_high_voltage_hazards

• Question 828:

  A CAD/CAM user requires faster onscreen refresh rates. Which of the following slots allows for faster graphic performance?

  A. AGP

  B. AGP x8

  C. PCIe

  D. PCI

  Correct Answer: C

  Explanaton:

  PCIe has faster refresh rates. It's up to 5.8 MP grayscale at full refresh rate.

• Question 829:

  Besides the CPU, which of the following components might have their own heatsink?

  A. Audio card

  B. RAID controller

  C. Graphics card

  D. Hard drive

  Correct Answer: C

  Reference. http://www.bit-tech.net/hardware/cooling/2010/05/19/graphics-card- coolers-investigated/

• Question 830:

  Which of the following cable types is MOST often found in Plain Old Telephone Service (POTS)?

  A. RG-6

  B. CAT3

  C. RG-59

  D. Multi-mode

  Correct Answer: B

  Reference. http://en.wikipedia.org/wiki/Category_3_cable