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Computer Hardware

Computer Hardware
What resistance in ohms should be displayed when testing a speaker in a computer?

None of these
Q Ohms
Unlimited Ohms
-200 Ohms
16 Ohms

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Computer Hardware
What is the jumper setting on a SCSI device to configure it to use the fourth SCSI id? Remember, SCSI ids start with zero.

10
101
11
1
110

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Computer Hardware
What action will correct patchy, faint, uneven or intermittent print on a dot matrix printer?

None of these
Replacing the timing belt
Adjusting the paper feed tension
Replacing the ribbon
Adjusting the tractor feed tension

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

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

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Computer Hardware
Your customer tells you the print quality of their dot matrix printer is light then dark. Which of the following could cause the problem.

Paper thickness
Head position
Improper ribbon advancement
None of these
Paper slippage

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Computer Hardware
Resistance is measured:

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

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