DMPQ: . Explain the basic parts of the computer? (SCIENCE)

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.  The basic parts of a computer are as follows ?

  • Input Unit ? Devices like keyboard and mouse that are used to input data and instructions to the computer are called input unit.
  • Output Unit ? Devices like printer and visual display unit that are used to provide information to the user in desired format are called output unit.
  • Control Unit ? As the name suggests, this unit controls all the functions of the computer. All devices or parts of computer interact through the control unit.
  • Arithmetic Logic Unit ? This is the brain of the computer where all arithmetic operations and logical operations take place.
  • Memory ? All input data, instructions and data interim to the processes are stored in the memory. Memory is of two
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types – primary memory and secondary memory. Primary memory resides within the CPU whereas secondary memory is external to it.

 

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