Computer Hardware Questions

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221.

ESD damage can be caused by:

A

Placing an IC in a non-conductive plastic bag

B

Placing an IC on a grounded mat

C

Repeated sags in current supplied from outlets

D

Touching metal on the chasis

E

None of the above

Correct Answer: A

None.

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222.

The standard VGA display has _____ pixels in its native graphics mode?

A

648 x 320

B

640 x 480

C

680 x 440

D

1024 x 786

E

None of the above

Correct Answer: B

None.

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223.

What problem can occur if a printer cable is to close to a power cable?

A

ESD Electrostatic Discharge

B

EMI Electromagnetic Interference

C

parity error

D

no affect

E

None of the above

Correct Answer: B

None.

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224.

How can you totally protect a PC from damage during an electrical storm?

A

Disconnect the AC power cable

B

Disconnect all external cables and power cords

C

Use a surge protector

D

Turn off the AC power

E

None of the above

Correct Answer: A

None.

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225.

The ESD wrist strap is designed to protect PC Components or Service Technicians ?

A

PC Components

B

Service Technicians

C

All of the above

D

None of the above

E

None of the above

Correct Answer: C

None.

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226.

To test for AC ripple on a PC power supply, you would set the volt/ohm meter for:

A

DC voltage scale

B

AC voltage

C

OHM scale

D

Farad scale

E

None of the above

Correct Answer: B

None.

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227.

The ATAPI compliance is stands for?

A

CDROM

B

Bus mastering

C

Mass storage device

D

All of the above

E

None of the above

Correct Answer: C

None.

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228.

Which of the following FRUs would be considered both an input/output device?

A

Video board

B

SCSI host adapter

C

System board CPU

D

All of the above

E

None of the above

Correct Answer: B

None.

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229.

When not in use, it is very important to keep 5 VA diskettes in _____.

A

Their protective sleeves

B

In a plastic bag

C

On a shelf in an upright position

D

In the floppy drive

E

None of the above

Correct Answer: A

None.

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230.

Which I/O port belongs to LPT2?

A

378H

B

278H

C

3f8h

D

2e8h

E

None of the above

Correct Answer: B

None.

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