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Computer Basic Information

Computer Basic Information
What does a light pen contain?

Refillable ink
Pencil lead
Blue Ink
Light sensitive elements

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Computer Basic Information
Factory production lines can be automated using?

Machine tools
None of these
VDUs
Plotters

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Computer Basic Information
The control unit of a microprocessor

stores data in the memory
None of these
All of these
accepts input data from a keyboard
Performs arithmetic / logic / functions

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Computer Basic Information
The minimum number of MOS transistors required to make a dynamic RAM cell is

4
1
None of these
2
3

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Computer Basic Information
Which of the following is the fastest

Sensors, Mechanical controllers
Video Terminal
Magnetic Tapes and Disks
CPU

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Computer Basic Information
Which printer uses a combination of laser-beam & electro photographic techniques.

Dot-Matrix
Line printer
None of these
Daisy wheel
Laser printers

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MORE MCQ ON Computer Basic Information

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