Computer Hardware
Most PCs give a single beep on bootup to indicate they are ok hardware wise. You boot your PC and don't get a beep. What should you check first?

system board
power supply
RAM
speaker
microprocessor

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Computer Hardware
In laser printer technology, what happens during the conditioning stage?

All of these
None of these
A uniform negative charge is placed on the toner
A uniform negative charge is placed on the photosensitive drum
The corona wire places a uniform positive charge on the paper

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Computer Hardware
You're on your PC at midnight and an electric storm pops up. What's the best way to protect your PC.

you don't worry; you've got a surge protector on your PC
unplug the PC and remove phone line from the modem
you don't worry; you've got a surge protector on your PC and phone line to your modem
you don't worry; you have a lightning rod on your house
stop standing on it

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