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Computer Hardware

Computer Hardware
The standard VGA display has _____ pixels in its native graphics mode?

None of these
1024 x 786
648 x 320
640 x 480
680 x 440

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

None of these
DTR
ATZ
DCE
ATR

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Computer Hardware
Which I/O port belongs to LPT2?

None of these
378H
3f8h
278H
2e8h

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Computer Hardware
When measuring AC (Alternating Current) with a multimeter, it is important to maintain the proper polarity.

SYS:
MEM /C
True
FALSE

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Computer Hardware
What specification covers PC hard cards?

MFM
ISA
PCMCIA
SCSI

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Computer Hardware
You suspect a virus has entered your computer. What will not be affected by the virus?

Boot sector
Floppy disks
CMOS
Program files
None of these

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