Computer Hardware Questions

MCQ bookmark_border

21.

Resistance is measured in ?

A

Volts

B

Amps

C

Watts

D

Ohms

E

None of the above

Correct Answer: D

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

22.

What command is used to reset a MODEM when using the "AT Command Set"?

A

ATR

B

ATZ

C

DTR

D

DCE

E

None of the above

Correct Answer: B

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

23.

When installing a SCSI CD-ROM drive, you must set the CD-ROM SCSI adapter to:

A

B0007

B

An unused SCSI address

C

The same address as the SCSI device before the CD-ROM

D

SCSI ID=1

E

None of the above

Correct Answer: B

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

24.

Pick the correct choice for the 80386SXCPU.

A

16 bit word size, 16 bit data path

B

32 bit word size, 16 bit data path

C

8 bit word size, 32 bit data path

D

32 bit word size, 8 bit data path

E

32 bit word size, 32 bit data path

Correct Answer: B

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

25.

When your hard drive crashes from any of the correct selections in the question above, or from dropping it, it is known as head-to-disk interference, or HDL

A

True

B

FALSE

C

loop backs (wrap plugs)

D

sniffer

E

None of the above

Correct Answer: A

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

26.

What tool is used to test serial and parallel ports?

A

high volt probe

B

cable scanner

C

loop backs (wrap plugs)

D

sniffer

E

None of the above

Correct Answer: C

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

27.

ESD would cause the most damage to which component?

A

Power supply

B

Expansion board

C

Monitor

D

Keyboard

E

None of the above

Correct Answer: B

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

28.

What is the highest binary number that can be referred to on a three position jumper block?

A

4

B

6

C

F

D

1

E

None of the above

Correct Answer: D

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

29.

What voltage does a Pentium system use?

A

+12 volts

B

+ 5 volts

C

+ 8 volts

D

+3.3 volts

E

None of the above

Correct Answer: D

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

30.

A numeric error code check: A 17xx indicates a problem with:

A

CMOS

B

ROM BIOS

C

DMA controller

D

hard drive or controller

E

power supply

Correct Answer: D

None.

Check Answer report_problem Report forum Discussion