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Computer Hardware

Computer Hardware
Which component stores an electrical charge?

rectifier
transistor
resistor
diode
capacitor

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Computer Hardware
A static jolt of as little of _____ volts can fry most any PC integrated circuit.

200
30
200
500
1000

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Computer Hardware
How does a parallel port communicate information to a peripheral device?

one byte at a time
None of these
16,555 bytes at a time
one bit at a time
8 bytes at a time

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Computer Hardware
What should you replace if the brightness or contrast adjustments were malfunctioning on a laptop?

fuse
led display cable
led display
adjustment switch
None of these

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Computer Hardware
Which DOS driver is used to emulate expanded memory?

Himem.sys
Mem386.sys
Ramdrive.sys
EMM386.exe

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Computer Hardware
Modems use transmission.

bank
synchronous
timed interval
asynchronous

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