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Computer Basic Information

Computer Basic Information
An electronic logic gate whose output is logic 0 only when all inputs are logic 1 is

NAND
NOT
OR
None of these
NOR

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Computer Basic Information
Which device uses much less computer time than the light pen and gives resolutions equal to that of the CRT display.

Touch tablet
Mouse
Data tablet
None of these
Touch panel

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Computer Basic Information
Which of the following is a non-impact printer?

None of these
Laser printer
Drum printer
All of these
Daisy wheel printer

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Computer Basic Information
Which of the following is not a storage device ?

Mouse
Floppy Disk
DVD
Hard Disk

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Computer Basic Information
Which memory is nonvolatile and may be written only once?

None of these
PROM
RAM
EE-ROM
RAM

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Computer Basic Information
Which of the following are likely to jam the read/write head of a disk pack?

All of these
None of these
Smoke particle
Finger print smudge
Dust

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