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Which of the following is considered to be the brain of a computer system?
1. pascal
2. control unit
3. CPU
4. memory

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Correct Answer - Option 3 : CPU

Central Processing Unit (CPU) consists of the following features:

  • CPU is considered the brain of the computer.
  • CPU performs all types of data processing operations.
  • It stores data, intermediate results, and instructions (program).
  • It controls the operation of all parts of the computer.

  • Memory unit:-
    • It is the amount of data that can be stored in the storage unit.
    • This storage capacity is expressed in terms of Bytes.
  • Input Unit:-
    • This unit contains devices with the help of which we enter data into the computer.
    • This unit creates a link between the user and the computer.
    • They translate the information into a form understandable by the computer.
  • Output unit:-
    • It consists of devices with the help of which we get the information from the computer.
    • This unit is a link between the computer and the users.
    • They translate the computer's output into a form understandable by the users.

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