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Computer Basic Information

Computer Basic Information
The essential features of a number system are

Radix
Both A & B
Set of distinct counting digits
None of these
bits

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Computer Basic Information
Can you tell what passes into and out from the computer via its ports?

Data
Bytes
None of these
Graphics
Pictures

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Computer Basic Information
Any device that performs signal conversion is

None of these
Modem
Keyboard
Plotter
Modulator

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Computer Basic Information
VDU is also called ___

Screen & Monitor
Printer
Monitor
Screen

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Computer Basic Information
Which of the following holds data and processing instructions temporarily until the CPU needs it?

None of these
coprocessor chips
main memory
ROM
control unit

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Computer Basic Information
In 1999, the Melissa virus was a widely publicized:

Time Bomb
E-mail virus
Macro virus
Trojan Horse

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