Exercise: Computer Hardware

Questions for: Computer Hardware

What should you replace if the brightness or contrast adjustments were malfunctioning on a laptop?
A:
fuse
B:
led display
C:
adjustment switch
D:
led display cable
Answer: B
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Which of the following items would require you t.o comply with EPA disposal guidelines?
A:
Keyboard
B:
System board
C:
Power supply
D:
Battery
Answer: D
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An important first step in troubleshooting which component in a laser printer is causing a jam is to:
A:
note where in the paper path the paper stops
B:
check all voltages
C:
look up error codes
D:
turn the printer off, then on again
Answer: A
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What is the recommended way to fix the registry description for the printer driver
A:
Delete the spool file
B:
Run regedit.exe and remove any reference to the printers
C:
Run sysedit.exe and remove any reference to the printers
D:
Remove the printer driver and re¬install it
Answer: D
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IDE cables have how many pins?
A:
25
B:
50
C:
100
D:
40
Answer: D
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