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Computer Basic Information

Computer Basic Information
Which storage device cannot be erased?

A CD-ROM
All of these
Magnetic tape storage
A floppy disk

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Computer Basic Information
Which of the following is used to insure the high quality of computer output?

liquid crystal display
output controls
voice output systems
computer output microfilm
None of these

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Computer Basic Information
Which of the following is the most powerful type of the computer ?

Mainframe
Micro computer
Super conductor
Super computer

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

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

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Computer Basic Information
A path by which communication is achieved between a central processor and other devices is called

Audit trail
None of these
Bus
Channel
Network

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Computer Basic Information
What was the first general - purpose electronic computer ?

IBM 405
ENIAC
CSIRAC
Zuse Z3

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