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Computer Basic Information

Computer Basic Information
Who coordinates the sequencing of events within the central processor of a computer?

Arithmetic unit
Register
Logic unit
None of these
Control unit

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Computer Basic Information
RAM is used as a short memory because it is

Has small capacity
Is very expensive
None of these
Volatile
Is programmable

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Computer Basic Information
What is object of UPS ?

To increase the speed of a computer
Provides backup power
Using for storage
All of the listed here

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Computer Basic Information
Instructions and memory addresses are represented by

character codes
None of these
parity bit
binary word
binary codes

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Computer Basic Information
Which is not necessary when using bar codes in supermarkets?

Check digit on the bar code
Point-of sale (POS) terminal
Price on the shelf
Price on the goods
None of these

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Computer Basic Information
A standard tape recorder used to save or load computer information is known as

Magnetic tape
None of these
Cassette drive
Punched paper tape
Card punch

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