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Computer Basic Information

Computer Basic Information
Which of the following is considered a direct-entry input device?

All of these
light pen
mouse
digitizer
optical scanner

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Computer Basic Information
How many bit code is used by Murray code for TELEPRINTER machines.

9
4
25
None of these
5

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Computer Basic Information
An electronic logic gate whose output is logic 0 only when all inputs are logic 1 is

NOR
NOT
NAND
OR
None of these

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Computer Basic Information
A programming language intended to solve a no. of different types of problems is

None of these
BASIC
FORTRAN
COBOL
General purpose programming language

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Computer Basic Information
Name the two persons who were the first to develop a model of the microprocessor chip.

Victor Poor and Masatoshi Shima
Victor Poor and Marcian Hoff
None of these
Marcian Hoff and Stanley Mazor

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Computer Basic Information
A six - digit card field used for postal ZIP codes is defined as

A letter field
An alphanumeric field
None of these
An alphabetic field
A numeric field

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