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Computer Basic Information

Computer Basic Information
A billionth of a second is defined as a:

nanosecond
microsecond
millisecond
picoseconds
None of these

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Computer Basic Information
The first computer made available for commercial use was

None of these
Mark-I
EDSAC
UNIVAC
ENIAC

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Computer Basic Information
When was punched-card equipment used for the first time to process the British census?

1914
1911
1910
1907
None of these

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Computer Basic Information
Which of the following can't spread virus

None of these
A plain text mail
Downloading files over the web
An e-mail with attachment

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Computer Basic Information
What is the name of the temporary data storage area between a peripheral device and the CPU which compensates for the difference between their speeds?

None of these
Backing storage
Buffer
Temporary storage
Main storage

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Computer Basic Information
Who developed a mechanical device in the 17th century that could add, subtract, multiply, divide and find square roots?

Pascal
None of these
Napier
Babbage
Leibnitz

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