What is Computer?


 
 
Concept Explanation
 

What is Computer?

What is a Computer?

A computer is an electronic device that is designed to work with information. The term 'computer' is derived from the Latin term 'compute', which means 'to calculate'. A computer is a programmable machine, which responds to a set of instructions in a well-defined manner and executes a per-recorded list of instructions (program).

OR

We can say that  A computer is a programmable device that stores, retrieves, and processes data. The term "computer" was originally given to humans (human computers) who performed numerical calculations using mechanical calculators, such as the abacus and slide rule . The term was later given to a mechanical device as they began replacing the human computers. Today's computers are electronic devices that accept data (input), process that data, produce output, and store (storage) the results.

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Sample Questions
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Question : 1

Which of the following is the correct abbreviation of COMPUTER?

Right Option : C
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Question : 2

Which of the following unit is responsible for receiving the data from the user?
 

Right Option : B
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Question : 3

Which of the following is not a characteristic of a computer?
 

Right Option : D
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