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Computer Basic Information

Computer Basic Information
What is the general name of the device which produces hardcopy graphics?

COM
Microfilm
Plotter
Printer
None of these

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Computer Basic Information
The operating system does all of the following except-

Manage memory and storage.
Enable users to perform a specific task as document editing.
Provide a way for the user to interact with the computer.
Manage the central processing unit (CPU).

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

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

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Computer Basic Information
Who is credited with the idea of using punch cards to control patterns in a weaving machine?

Hollerith
Pascal
Jacquard
None of these
Babbage

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Computer Basic Information
Where have the program and data to be located before the ALU and control unit of a computer can operate on it?

Secondary memory
None of these
Microprocessor
Internal memory
Magnetic tapes

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Computer Basic Information
What type of magnetic material is normally used in bubble memories?

Cobalt
Magnetic core
Garnet
None of these
Metallic

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