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Computer Hardware

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

4
7
3
8
None of these

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Computer Hardware
Which is NOT typically a Field Replaceable Unit?

System chassis
System ROM
Power supply
Video controller
None of these

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Computer Hardware
Which would you have to upgrade to install an EIDE drive?

None of these
Controller board
ISA motherboard
RAM BIOS
A 286 CPU

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Computer Hardware
IRQ6 is typically reserved for:

The modem
LPT2
The keyboard controller
The floppy

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Computer Hardware
When a bearing in the power supply fan goes out, what should you replace?

None of these
bearing
power supply
case
fan

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

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

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