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Computer Basic Information

Computer Basic Information
The essential features of a number system are

Both A & B
bits
None of these
Radix
Set of distinct counting digits

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Computer Basic Information
A device mounted on a communication satellite which receives, amplifies and re-transmits signals from earth station is

None of these
Terminal
Track
Transponder
Transistor

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Computer Basic Information
The first generation of computers available was based on the bit micro processors.

64
8
16
4
None of these

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Computer Basic Information
Which of the following is a pointing device?

RAM
CD-ROM drive
Touch screen used for computer input.
Hard disk

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Computer Basic Information
The bar code which is used on all types of items, is read by a scanning device directly into the computer.What is the name of this scanning device?

Wand
MICR
Laser scanner
None of these
OCR

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Computer Basic Information
An input/output device at which data enters or leaves a computer system is

Terminal
None of these
Keyboard
Plotter
Printer

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