A+ Mid-Term (Multiple Choice) Flashcards
(150 cards)
- Which type of port transmits both digital audio and digital video with a single connector?
a. S-Video
b. DVI
c. HDMI
d. VGA
HDMI
- Which of the following is an audio port that connects to an external home theater audio system, providing digital audio output?
a. S/PDIF
b. FireWire
c. Thunderbolt
d. eSATA
S/PDIF
- Which of the following is NOT true of a motherboard?
a. also called a system board
b. has a CPU socket
c. has a heat sink on the PCIe slots
d. has slots for DIMMs
has a heat sink on the PCIe slots
- Which component probably has a dual-voltage selector switch, and has cables that connect to the motherboard and drives?
a. HDD
b. PSU
c. DIMM
d. PCIe
PSU
- Which is the most common form factor used today for computer cases, power supplies, and motherboards?
a. AT
b. ATX
c. ATC
d. ATI
ATX
- If you have a PCI Express Version 2 video card, how many pins will the power connector have if the card requires extra power?
a. 4
b. 2
c. 5
d. 8
8
- Which standard provides the best performance for hard drives?
a. SATA
b. PATA
c. IDE
d. EIDE
SATA
- Which disk drive standard uses an 80-conductor cable?
a. SATA
b. IDE
c. EIDE
d. DVD
EIDE
- Which unit of electricity measures electrical force and 115 is a common value?
a. Amp
b. Ohm
c. Volt
d. Watt
Volt
- Which of the following is true about AC electricity?
a. in the U.S. it oscillates at 120 Hz
b. it travels from a hot line and returns on a neutral line
c. it always takes the path of highest resistance
d. the hot line is always grounded
it travels from a hot line and returns on a neutral line
- Which of the following is true about an FRU?
a. they are not necessary for the computer’s operation
b. all types can be easily disposed of in any trash can
c. it’s easily repaired by a support technician
d. a support technician should know how to replace one
a support technician should know how to replace one
- What is a result of two objects with dissimilar electrical charges touching?
a. LCD
b. ESD
c. EMI
d. CRT
ESD
- What tool can help discover and report computer errors and conflicts that occur when you first turn on a computer and before the operating system is launched?
a. POSTcard
b. ROM module
c. BIOS memory
d. CMOS firmware
POSTcard
- Which general-purpose tool can measure characteristics of electricity in a variety of devices?
a. loopback plug
b. POSTcard
c. multimeter
d. cable tester
multimeter
- Which of the following is the second step in opening the case of a working computer?
a. press and hold down the power button for a moment
b. back up important data
c. power down the system and unplug it
d. open the case cover
power down the system and unplug it
- To what should you normally clip the ground bracelet before you work inside the computer case?
a. the grounding plug on the power cord
b. an AC outlet
c. the side of the computer case
d. the top of the power supply
the side of the computer case
- What do you call a connector on a motherboard that consists of pins that stick up from the board?
a. jumper
b. socket
c. pm array
d. header
header
- Which of the following can be described as round plastic or metal pegs that separate the motherboard from the bottom of the case?
a. header
b. standoff
c. insulator
d. elevator
standoff
- Which of the following is true about installing the motherboard and connecting power?
a. there are typically three screw sets that hold the motherboard to the case
b. you can use an adapter to convert two 6-pin connectors to a PCIe connector
c. the P1 connector is used for PCIe devices
d. a 4-pin power cord supplies supplemental power to the processor
a 4-pin power cord supplies supplemental power to the processor
- Which of the following is the Intel maximum degree limit for processors?
a. 185 F
b. 155 c
c. 90 F
d. 32 c
185 F
- Which material is a cooler that sits atop the CPU most likely made of?
a. brass
b. copper
c. steel
d. lead
copper
- What is placed between the bottom of the cooler heat sink and the top of the processor that makes an airtight connection between the fan and processor?
a. fan shield
b. metal fins
c. high-density oil
d. thermal compound
thermal compound
23 . Along with the processor, what other device is the highest heat producer in the system?
a. BIOS chip
b. video card
c. disk controller
d. riser card
video card
- Under what circumstance is a liquid cooling system most likely used?
a. overclocking
b. dual-core processing
c. multiple hard disks installed
d. onboard graphics controller
overclocking