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Computer Basic Information

Computer Basic Information
An intentionally disruptive program that spreads from program to program or from disk to disk is known as

Time bomb
Trojan horse
Virus
Time related bomb sequence

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Computer Basic Information
Which is a secondary memory device?

Floppy disk
ALU
None of these
Mouse
CPU

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Computer Basic Information
The binary equivalent of the Hexadecimal number 7BD is

All of these
11110111101
101110000000
111010000000
None of these

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Computer Basic Information
Which of the following devices have a limitation that we can only store information to it but cannot erase or modify it?

CD-ROM
None of these
Hard Disk
Floppy Disk
Tape Drive

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Computer Basic Information
Which of the following professions has not been affected by personal computers?

None of these
clerical
medical
accounting
law

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Computer Basic Information
Which was the first commercial computer built by M.V. Wilkies.

None of these
Super computer
Mainframe
Micro computer
LEO

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