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Computer Hardware

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

None of these
fuser
paper-swapping unit
toner cartridge
duplexer

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Computer Hardware
On the PC side, the printer port is a:

15 pin female parallel connector
15 pin female serial connector
25 pin female parallel connector
25 pin female serial connector
25 pin male serial connector

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Computer Hardware
When your hard drive crashes from any of the correct selections in the question above, or from dropping it, it is known as head-to-disk interference, or HDL

1
loop backs (wrap plugs)
None of these
sniffer

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Computer Hardware
Voltage4s measured:

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

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Computer Hardware
An important first step in troubleshooting which component in a laser printer is causing a jam is to:

remove the jammed paper
turn the printer off, then on again
note where in the paper path the paper stops
look up error codes
check all voltages

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Computer Hardware
A customer calls and says her computer won't boot, she can hear noises and can see lights on the box, but nothing comes up on the screen, what should you take to the site to fix the problem?

power supply
video card
power cable
None of these
hard drive

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