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Computer Hardware

Computer Hardware
What is the i/o address for com2?

None of the listed here
2vb
2f8
8f8

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Computer Hardware
How many DMA channels are in an AT-machine?

7
3
8
None of these
4

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Computer Hardware
How many DMA channels are there in an AT class PC?

None of these
7
4
8
3

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Computer Hardware
What component would most likely cause a "parity error"?

bad RAM
bad software
bad controller
None of these
bad hard disk

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Computer Hardware
IDE cables have how many pins?

100
25
40
50
65

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Computer Hardware
Which should you use for cleaning Mylar-protected LCD screens?

Non-abrasive cleanser
Alcohol-impregnated wipes
Ammonia window cleaner
Anti-static wipes

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MORE MCQ ON Computer Hardware

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