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Computer Basic Information

Computer Basic Information
In a computer system, which device is functionally opposite of a Key-board?

Trackball
Mouse
Printer
Joystick
None of these

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Computer Basic Information
A floppy disk contains

Sectors only
Circular tracks only
All of these
None of these
Both circular tracks and sector

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Computer Basic Information
A hand-held device which reads marks or characters on paper by detecting photo-sensitivity is known as

None of these
All of these
Light pen
Plotter
Optical-wand

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Computer Basic Information
Which term is not used to describe the memory component of a computer?

SAM
PROM
ROM
None of these
RAM

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Computer Basic Information
Which of the following is required when more than one person uses a central computer at the same time?

None of these
light pen
mouse
terminal
digitizer

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Computer Basic Information
A temporary storage area, attached to the CPU, for I/O operations is a:

buffer
core
register
chip
None of these

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