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Computer Hardware

Computer Hardware
What command is used to reset a MODEM when using the

DTR
ATR
ATZ
DCE
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?

0.2
2
None of these
5

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

None of these
1
3
4
2

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Computer Hardware
In which mode can two or more applications be stored in memory at the same time?

Unprotected Mode
Real Mode
None of these
Protected Mode
Segmented Mode

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Computer Hardware
When seeking to upgrade for a particular motherboard what do you need to know?

make & model
None of these
hard drive
dimm
memory

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Computer Hardware
What IRQ is used for COM 2?

None of these
2
1
4
3

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