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Computer Hardware

Computer Hardware
When configuring a new network interface card for installation, which of the following would be a valid I/O address?

3F8
360
378
None of these
2F8

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Computer Hardware
What device prevents power interruptions, resulting in corrupted data?

Battery back-up unit
Surge protector
Multiple SIMMs strips
Data guard system

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Computer Hardware
Voltage4s measured:

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

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

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

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Computer Hardware
The digital multimeter is set for DC, Ohm and 20k. You will read _____ while measuring a good 2 amp fuse.

None of these
2
0.02
0.2

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Computer Hardware
What would you ask to determine if the display is working?

Did the computer beep or chime?
Is there high voltage static on the screen
All of the listed here
Is there a video cursor or action on the screen?

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