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Computer Hardware

Computer Hardware
Which I/O port belongs to LPT2?

378H
2e8h
278H
3f8h
None of these

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Computer Hardware
Which device is on IRQ 6?

Floppy drive
Video card
Keyboard
IDE

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Computer Hardware
What is the first step in diagnosing a completely dead computer at the client site that was working the day before.

reseat the hard drive controller cable
Test the power supply
check the AC outlet
None of the listed here

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Computer Hardware
In the DOS memory model, the HIGH Memory Area (HMA). is the _____ memory.

First 64k of extended
Last 64k of conventional
Last 64k of extended
None of these
First 64k above conventional

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Computer Hardware
IBM's Micro Channel Architecture (MCA) specifies which type of the following bit access widths?

8 bit & 16 bit
16 bit & 24 bit
16 bit & 32 bit
32 bit & 64 bit
None of these

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Computer Hardware
Which is the most difficult environmentally to dispose of?

power supplies
floppy drives
CRTs
hard drives
system boards

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