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Computer Hardware

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

DTR
None of these
ATR
ATZ
DCE

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Computer Hardware
A sound card typically uses which IRQ?

10
15
5
20

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Computer Hardware
Modems use transmission.

synchronous
bank
timed interval
asynchronous

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Computer Hardware
You see the message "invalid media device" after installing a new hard drive. What do you do next?

Add the OS
Partition
Fdisk
Format

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Computer Hardware
When a bearing in the power supply fan goes out, what should you replace?

power supply
fan
bearing
None of these
case

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Computer Hardware
How does a parallel port communicate information to a peripheral device?

8 bytes at a time
None of these
16,555 bytes at a time
one bit at a time
one byte at a time

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