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Computer Hardware

Computer Hardware
How many pins on a VGA?

9
25
15
None of these
32

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Computer Hardware
Suppose that the power lamp in on, but the printer will not print. What can you do to correct the problem?

Replace the AC line fuse
Turn the printer on and off
Make sure the printer is on line
Replace the ribbon

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Computer Hardware
In which phase of the laser printing process is a positive charge placed on the paper to pull the toner from the print drum?

Writing
None of these
Transferring
All of these
Conditioning

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Computer Hardware
What do you need to check serial and parallel port?

All of the listed here
Logic probe
Port adapter
Loopback plug

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

None of these
25Mhz
l0Mhz
50Mhz
100 Mhz

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Computer Hardware
Voltage4s measured:

in parallel
after checking resistance
in series
after checking current
after breaking the circuit

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MORE MCQ ON Computer Hardware

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