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Computer Hardware

Computer Hardware
What do you need to check serial and parallel port?

Port adapter
Logic probe
Loopback plug
All of the listed here

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Computer Hardware
How may standard levels of interrupts are provided on the 8-bit ISA bus (XT-class computer)?

4
8
16
12
None of these

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Computer Hardware
A sound card typically uses which IRQ?

20
15
5
10

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Computer Hardware
To test for AC ripple on a PC power supply, you would set the volt/ohm meter for

Farad scale
DC voltage scale
OHM scale
AC voltage

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Computer Hardware
Why does a successfully mapped network drive disappear every time you boot the computer?

The computer you are connected to has moved
The map statement is not in the autoexec.bat file
The last drive was not set correctly
You didn't click reconnect on log on

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Computer Hardware
When you boot a PC and don't hear any beep, this could suggest which of the following?

Bad or disconnected speaker
None of these
Keyboard not plugged in
The monitor is turned off
Normal PC boot

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