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Computer Hardware

Computer Hardware
How many IRQs does a chain of USB devices require?

4
1
3
2
None of these

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Computer Hardware
When installing an internal modem, all of the following IRQ's can be used except?

10
12
15
14

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Computer Hardware
RS-232 is a standard that applies to?

Parallel port
Game port
Serial port
All of these
None of these

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Computer Hardware
The standard IRQ for the floppy drive is?

9
10
6
All of these
None of these

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Computer Hardware
You are testing the resistance in Ohms of a fuse on a 2 amp system. If the fuse is good, the meter should read?

2
5
None of these
0.2

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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
look up error codes
note where in the paper path the paper stops
check all voltages

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