CompTIA Practice Test Hardware #2

Which cooling mechanism keeps internal PC components at the lowest temperatures possible?

Fans

Liquid Cooling

Heat Sinks

Thermal Paste

Correct! Wrong!

Liquid or water cooling provides the greatest cooling methods for internal computer components, although it is rarely used owing to the greater price.

A power supply unit's fan is not operating. What do you think you should do?

Attempt to fix the Fan

Change the power supply unit

Change the heat sink

Change the Fan

Correct! Wrong!

Correct answer: Change the power supply unit

In a daisy chain, how many devices may be linked to a single USB port?

Up to 127

Up to 7

172

Unlimited

Correct! Wrong!

Correct answer: Up to 127

How many pins are there on the standard Parallel printer cable connecting end?

15

8

35

25

Correct! Wrong!

Correct answer: 25

Which of the following is utilized as a place holder in a RIMM-based system?

C-RIMM

RIMME

DDR SDRAMM

None of the above

Correct! Wrong!

Correct answer: C-RIMM

Which of the following electronic devices may act as a gate for an electrical signal and enhance the flow of electricity?

Capacitor

Transistor

Fuse

Resistor

Correct! Wrong!

Correct answer: Transistor

What is the most number of priorities that may be specified on a SCSI device whose ID is set by three jumpers?

7

5

18

0

Correct! Wrong!

Correct answer: 7

Which of the following uses parallel communications?

External Storage Device

Keyboard

USB printer

Mouse

Correct! Wrong!

Correct answer: External Storage Device

What is the example of a teletypewriter terminal?

Storage devices

Input devices

Output devices

Input/output devices

Correct! Wrong!

Correct answer: Input/output devices