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Computer Basic Information

Computer Basic Information
Continuous line drawing are produced using

None of these
Plotters
Daisy wheel printers
Thermal devices
Chain printers

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Computer Basic Information
The ............ operating system was initially created in the early 1970s at AT & T's Bell Labs.

Linux
DOS
None of these
GNU
Unix

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Computer Basic Information
The process of copying data from a memory location is called

Controlling
Reading
Writing
Booting

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Computer Basic Information
What is the name given to the specialized storage element in the processor unit of a computer which is used as a "scratch pad" during processing operations?

cache memory
accumulator
None of these
primary memory
storage register

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Computer Basic Information
If you want to secure a message, use a(n):

Encryption key
Cryptosystem
Encryption software package
Cryptology source

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Computer Basic Information
Which of the following is used for input and output both

Graph plotter
Teletype terminal
Line printer
None of these
All of these

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