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Computer Hardware

Computer Hardware
You are testing the resistance in Ohms of a fuse on a 5 amp system. If the fuse is good, the meter should read?

0.5
None of these
5
All of these

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Computer Hardware
A 6xx indicates a problem with the

floppy drive
keyboard
hard drive
CD ROM

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Computer Hardware
IRQ6 is typically reserved for:

The floppy
The keyboard controller
LPT2
The modem

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Computer Hardware
Your modem does not respond when you try to dial out. You try another modem on another computer and get the same result. What is the most likely problem?

defective computer
defective modem
software bug
virus
bad phone line

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Computer Hardware
What device protects against line deficiencies?

Surge protector
UPS
Logic probe
Capacitor

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Computer Hardware
How many DMA channels are there in an AT class PC?

None of these
3
7
4
8

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