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COMPUTER BASIC INFORMATION

Computer Basic Information
The basic components of a modern digital computer are :

Central processor
Output device
All of these
None of these
Input device

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Computer Basic Information
What does that acronym EGA stand for?

Enhanced Graphics Array
Extended Graphics Array
Enhanced Graphics Adapter
Extended Graphics Adapter
Monochrome Graphics Adapter

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Computer Basic Information
A beam of light used to record and retrieve data on optical disks is known as

coloured light
None of these
laser
polarized light
unpolarized concentric light

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Computer Basic Information
Punched-card equipment was first introduced in Britain in 1904 by a small company. What was the name of that company?

Tabulator Machine Company
International Business Machines (IBM)
None of these
The Tabulator Ltd.
Accounting & Tabulating Corpn. of Great Britain

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Computer Basic Information
The computer translates the condition of each switch to a number. What number is represented by the ON state?

7
1
22
3.75

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