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Computer Hardware

Computer Hardware
The POST routine, which counts system board RAM first, is stored in:

8259 POST controller
microprocessor
RAM
ROM BIOS
CMOS

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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 modem
bad phone line
defective computer
virus
software bug

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Computer Hardware
Which is LEAST likely to interfere with upgrading to a newer DOS Version?

Compressed drives
None of these
Video controller
Existing backup files
ROM BIOS

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Computer Hardware
In inkjet technology the droplets of ink are deflected by?

All of these
High pressure jets
Electrically Charge Plate
Multi directional nozzle
None of these

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Computer Hardware
When not in use, it is very important to keep 5 VA diskettes in _____.

In the floppy drive
None of these
On a shelf in an upright position
Their protective sleeves
In a plastic bag

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Computer Hardware
What command is used to hang up a MODEM when using the "AT Command set"?

ATZ
None of these
ATH
ATR
ATD

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