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Computer Basic Information

Computer Basic Information
The general range of speed in revolutions per minute (rpm) at which floppy disks rotate is

2400-4700
150-250
300-600
None of these
390-600

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Computer Basic Information
A special type of device which uses an ordinary telephone with a computer is

Acoustic couple
Light pen
Touch panel
None of these
Mouse

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Computer Basic Information
For move to the bottom of a document, press ........

Ctrl + End key
Home key
End key
Auto summarize
Ctrl + Home key

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Computer Basic Information
Which is a Common-Business oriented language.

BASIC
SNOBOL
COBOL
None of these
C

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Computer Basic Information
The data recording area between the blank gaps on magnetic tape is called a/ an:

Record
None of these
Database
Field
Block

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Computer Basic Information
In 1830, Charles Babbage disigned a machine called the Analytical Engine which he showed at the Paris Exhibition. In which year was it exhibited?

None of these
1820
1870
1860
1855

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