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Computer Hardware

Computer Hardware
What command is used to reset a MODEM when using the

DTR
ATR
DCE
None of these
ATZ

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Computer Hardware
Current is measured in units of:

amps
volts
diodes
ohms
farads

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Computer Hardware
You are testing the resistance in Ohms of a fuse on a 5 amp system. If the fuse is good, the meter should read?

None of these
5
All of these
0.5

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Computer Hardware
What allows you to print on both sides of the printer?

paper-swapping unit
toner cartridge
None of these
fuser
duplexer

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Computer Hardware
Which peripheral port provides the FASTEST throughput to laser printers?

RS-232
Serial
Parallel
None of these
SCSI

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Computer Hardware
A parity error usually indicates a problem with:

power supply
memory
hard drive controller
I/O controller
hard drive

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