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Computer Basic Information

Computer Basic Information
The working principles of today's computers were provided by an English mathematician

Dr. Hollerith
Ken Reider
Donald Reach
Charles Babbage
None of these

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Computer Basic Information
The invention of the slide rule is attributed to

Oughtred
Napier
None of these
Babbage
Pascal

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Computer Basic Information
Which of the following is Not a characteristic of E-mail?

Record maintenance in database
Low cost
High speed
Waste reduction
None of these

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Computer Basic Information
Which of the following is the 1's complement of 10?

1
110
11
10
None of these

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Computer Basic Information
A printed document reader which scans the characters and then encodes them in a computer-compatible code for direct transmission to the computer is called

MICR
Kurzweil Data Entry Machine (KDEM)
Optical character reader
Laser scanner
None of these

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Computer Basic Information
The number of records contained within a block of data on magnetic tape is defined by the

record contain clause
record per block factor
None of these
blocking factor
block definition

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