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Computer Basic Information

Computer Basic Information
The 2's complement number of 110010 is

All of these
110011
None of these
10011
1101

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Computer Basic Information
Which of the following is the largest manufacturer of Hard Disk Drives?

Microsoft
Seagate
IBM
3M
None of these

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Computer Basic Information
What is the shortcut key of printing a document for computer having windows?

Shift + P
None of these
Alt + P
Ctrl + P
Ctrl + Alt + P

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Computer Basic Information
In comparison to the internal (main) memory, tape or disk memory is

None of these
faster and more expensive
slower and less expensive
faster and less expensive
slower and more expensive

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Computer Basic Information
When was the first e-mail sent?

1963
1974
1969
1971

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Computer Basic Information
A printed document reader which scans the characters and then encodes them in a computer-compatible code for direct transmission to the computer is called

None of these
Kurzweil Data Entry Machine (KDEM)
Laser scanner
MICR
Optical character reader

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