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Computer Basic Information

Computer Basic Information
Who developed a mechanical device in the 17th century that could add, subtract, multiply, divide and find square roots?

Leibnitz
Napier
Pascal
Babbage
None of these

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Computer Basic Information
When sending an e-mail, the _____ line describes the contents of the message.

Contents
Subject
None of these
CC
To

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Computer Basic Information
A program that performs a useful task while simultaneously allowing destructive acts is:

Virus
Worm
Macro Virus
Trojan Horse

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Computer Basic Information
A device that prints one character at a time is kknown as

Line printer
None of these
Dot-Matrix printer
Character printer
Laser printer

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Computer Basic Information
The computer industry uses prefixes of Greek origin to measure large amounts of data. Which term describes 1024 bytes.

Gigabyte
Kilobyte
None of these
Megabyte
Terabyte

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Computer Basic Information
Serial access memories are useful in applications where

None of these
data naturally needs to flow in and out in serial form
data consists of numbers
short access time is required
each stored word is processed differently

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