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Computer Hardware

Computer Hardware
A PC with a 486DX2 processor runs internally at SOMhz. What speed would its external logic be running?

None of these
100 Mhz
25Mhz
50Mhz
l0Mhz

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Computer Hardware
The DC voltage on most circuit boards is:

12 volts
-12 volts
+5 volts
0 volts

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Computer Hardware
Which of the following items would require you to comply with EPA disposal guidelines?

Power supply
Keyboard
System board
Battery

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Computer Hardware
An IRQ allow interface cards to:

Pass data from one card to another
Interrupt the CPU to request service
Pass data to the CPU to be processed
Pass data to the computers memory

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Computer Hardware
Which is NOT typically a Field Replaceable Unit?

Power supply
None of these
System ROM
System chassis
Video controller

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Computer Hardware
A standard multimeter is ideal for measuring a monitors high voltage output.

1

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