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Question -

What are the basic units of computer ? Give two names of sub-units of CPU and also give the functions of each unit



Answer -

The computer consists of the following basic units :

  1. Input unit
  2. Central Processing Unit (CPU)
  3. Output unit
  4. Memory unit
The CPU has two sub units :
(A) Control Unit (CU) : Control unit controls the entire operation being carried out.
(B) Arithmetic Logic Unit (ALU) : It performs the
arithmetic and logical operations.

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