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COMPUTER HARDWARE

Computer Hardware
What's the best way to protect your hard drive data?

run a regular diagnostic
run chkdsk at least once a week
regular backups
periodically defrag it
run scandisk at least once a week

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Computer Hardware
On a dot matrix printer, you should never lubricate which part?

carriage bearings
None of these
carriage rails
paper advance bearings
printhead pins

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Computer Hardware
How many devices can be used on a single SCSI bus? Keep in mind that the SCSI host adapter counts as a device.

10
All of these
1
20
8

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Computer Hardware
Laser Jet printer speeds are measured in pages per minute (ppm) what do we use to measure dot-matrix printers?

characters per second
characters per inch
lines per sheet
lines per inch
None of these

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Computer Hardware
Which of the following would be a logical first step in troubleshooting a PC?

Check the computer CMOS
Define the circumstances of the problem
Define what applications are being used
None of these
Call the vendor

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