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Computer Hardware

Computer Hardware
A PC with a 486DX2 processor runs internally at 50Mhz. What speed would its external logic be running?

None of these
50Mhz
l0Mhz
100 Mhz
25Mhz

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Computer Hardware
To prevent the computer from overheating you should?

Remove the CPU fan
Keep the computer cover closed
All of these
None of these
Remove the slot cover from the back

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Computer Hardware
What is the paper feeding technology most commonly associated with dot-matrix printers?

sheet feed
manual feed
friction feed
tractor feed

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Computer Hardware
Which device should not be plugged into a standard ups?

ink-jet printer
laser printer
an external modem
monitor
None of these

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Computer Hardware
During preventative maintenance on a dot matrix printer, do NOT lubricate:

Print head pulley
Paper advance gear bushings
Print head pins
Platen assembly

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Computer Hardware
Every video card must have?

CMOS
All of these
CPU
RAM
None of these

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