CompTIA CompTIA A+ 220-801 Questions & Answers

• Question 911:

  Which of the following devices requires 12V of power from the power supply?

  A. Serial Port Card

  B. CD-ROM Drive

  C. Parallel Port

  D. Audio Jack

  Correct Answer: B

  Reference. http://www.mrjentis.com/cdplayer_adapter.html (Introduction, second para)

• Question 912:

  A user already has 2 RAM modules in a 64-bit Windows 7 PC. Each is a 1GB DDR- PC1600 RAM module. The user has 2 additional RAM modules that are each 2GB DDR-PC800. Which of the following is true about the PC after installing the additional RAM modules?

  A. The system only accesses the pair of 2GB RAM modules

  B. The system accesses all RAM at 100MHz

  C. The system enables ECC on all RAM modules

  D. The system will not work as all RAM has to be equal sizes

  Correct Answer: B

  Reference. http://whatis.techtarget.com/reference/Fast-Guide-to-RAM

• Question 913:

  Ann, a customer, requests a high-capacity, cost effective backup media that she can administer and store offsite with no assistance. Which of the following media types would BEST meet Ann's request?

  A. Tape

  B. DVD

  C. Floppy

  D. SSD

  Correct Answer: A

  Reference. http://www.redwireservices.com/tape-backup-is-still-great

• Question 914:

  Thermal paste is used with which of the following components?

  A. Fan

  B. Heat sink

  C. Motherboard

  D. RAM

  Correct Answer: B

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

• Question 915:

  Which of the following locations stores the boot sequence for a desktop computer?

  A. BIOS

  B. TPM

  C. CPU

  D. Boot sector

  Correct Answer: A

  Reference. http://pcsupport.about.com/od/termsb/p/bios.htm

• Question 916:

  ECC memory offers which advantage over non-ECC memory?

  A. Less energy consumption

  B. The capability of error correction

  C. More efficient core communication

  D. Broader BUS throughput

  Correct Answer: B

  Reference. http://en.wikipedia.org/wiki/Error_detection_and_correction#Error- correcting_memory

• Question 917:

  -- Exhibit

  

  -- Exhibit -Click on the exhibit button. Which of the following is the purpose for the tool shown in the exhibit?

  A. Terminating UTP cable

  B. Terminating COAX cable

  C. Test network card

  D. Splicing fiber cable

  Correct Answer: A

  Reference. http://www.computerhope.com/jargon/c/crimp.htm

• Question 918:

  -- Exhibit

  

  -- Exhibit -Click on the exhibit button. Which of the following memory types is shown in the graphic provided?

  A. RIMM

  B. RAMBUS

  C. SIMM

  D. SO-DIMM

  Correct Answer: D

  Reference. http://www.wiredzone.com/Supermicro-MEM-DR380L-HL01-ES13- 8GB-DDR3-PC3-10600-(1333MHz)-204p-SODIMM~10022246~0.htm

• Question 919:

  A technician is building a gaming PC for a user. The user wants to dual boot between Windows XP 32-bit and a 64-bit version of Windows 7 as some of the games require XP. The user requests the following specifications:

  64-bit i7 processor, (consisting of 6 cores @ 3.0GHz)

  16 GB of RAM (consisting of two 8 GB modules)

  One 200 GB SSD

  RAID 1 (consisting of two 1TB SATA Drives)

  Two 2 GB SLI Video Cards

  Which of the following components should the technician warn the user will be reported differently depending on the operating system that is currently booted?

  A. RAID

  B. RAM

  C. Processor

  D. SSD Drive

  E. Video Card

  Correct Answer: B

  Reference. http://en.wikipedia.org/wiki/Random-access_memory

• Question 920:

  Which of the following connections are typically on the external PC chassis? (Select TWO).

  A. AGP

  B. SAS

  C. IEEE1394

  D. eSATA

  E. IDE

  Correct Answer: CD

  IEEE1394 commonly known as Firewire port and eSATA connections are typicaly located on the external PC chassis. Firewire port is a serial bus interface that works like a USB. eSATA connection are typically external hard disks.