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Computer Basic Information

Computer Basic Information
Which of the following transfers data contained on computer cards to the computer system.

Magnetic disk
Card reader
None of these
Magnetic tape
Card sorter

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Computer Basic Information
An output device that uses words or messages recorded on a magnetic medium to produce audio response is

Magnetic tape
None of these
Voice recognition unit
Voice response unit
Voice band

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Computer Basic Information
Conversion of binary number 1010101000010111 to hexadecimal number is

D8F916
A8B916
AA1716
D9F816
None of these

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Computer Basic Information
The first mechanical calculator was invented in

1972
1958
None of these
1658
1642

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Computer Basic Information
The benefit of using computers are that

Computers are very fast and can store huge amounts of data
All of these
Computers produce accurate output even when the input is incorrect
Computers are designed to the inflexible
None of these

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Computer Basic Information
A byte is comprised of:

None of these
One bit
Sixteen bits
Eight bits
Four bits

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