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Computer Basic Information

Computer Basic Information
When was the X Window System born?

1984
1990
None of these
1989
1988

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Computer Basic Information
The two kinds of main Memory are:

None of these
ROM and RAM
Random and sequential
Primary and secondary
All of these

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Computer Basic Information
The memory which is ultraviolet light erasable and electrically programmable is

PROM
RAM
EPROM
None of these
ROM

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Computer Basic Information
The output of a 2 input OR gate is 0 only when its

None of these
both inputs are 1
either input is 1
both inputs are 0
either input is 0

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Computer Basic Information
Which of the following tasks is not suited for sequential processing by a computer?

Inventory control
Preparing of mailing labels
Accounting for credit card purchases
None of these
Processing payroll cheques

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Computer Basic Information
A method for representing digital data analog signals by changing the phase of the analog carrier to represent the digital information is known as

PM
None of these
PSK
PM
PIA

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