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Computer Basic Information

Computer Basic Information
A device that stores one item of information is

Memory guard
Memory element
Block Compaction
None of these
MDR

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Computer Basic Information
Which of the following does not affect the resolution of a video display image?

bandwidth
raster scan rate
screen size
All of these
vertical and horizontal lines of resolution

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Computer Basic Information
The operating system is the most common type of ___ software.

None of the listed here
Word processing
System
Communication

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Computer Basic Information
A type of line printer that uses an embossed steel band to form the letters printed on the paper is

Dot-matrix printer
Golf ball printer
Laser printer
Band printer
None of these

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Computer Basic Information
The unit of a computer system that executes program, communicates with and often controls the operation of other subsystems of the computer is known as

Peripheral unit
I/O unit
CPU
Control Unit
None of these

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Computer Basic Information
An adder in which the bits of the operands are added one after another is

None of these
All of these
Half-adder
Full-adder
Serial adder

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