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Computer Hardware

Computer Hardware
How many devices does USB support?

225
None of these
127
125
100

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Computer Hardware
You must service the laser printer in your office. Which part of the printer shoud you avoid touching because it is hot?

printer head
high-voltage power supply
None of these
primary corona
fuser

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Computer Hardware
What's the best way to protect your hard drive data?

run a regular diagnostic
periodically defrag it
regular backups
run scandisk at least once a week
run chkdsk at least once a week

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Computer Hardware
On PC power supplies, the wire attached to pin one is usually:

red or black
blue or white
red or white
blue or red
white or orange

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Computer Hardware
14.4 modem should transmit _____ bits per second

140,000-150,000
140-150
1400-1500
None of these
14,400-15,000

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Computer Hardware
The ATAPI compliance is stands for?

Mass storage device
Bus mastering
None of the listed here
CDROM

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MORE MCQ ON Computer Hardware

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