Which part of the computer is called its brain?

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RRB NTPC CBT-I Official Paper (Held On: 28 Dec 2020 Shift 1)
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  1. CPU
  2. Monitor
  3. Hard Disc
  4. ROM

Answer (Detailed Solution Below)

Option 1 : CPU
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Detailed Solution

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The correct answer is CPU.

Key Points

  • CPU is the abbreviation of Central processing unit.
  • CPU is known as the brain of the computer.
  • CPU controls the overall functioning of the computer.
  • All the data processing is done inside the CPU.
  • The main three parts of the CPU are:
    1. Arithmetic and Logic Unit.
    2. Control Unit.
    3. Memory Unit.
  • A computer's CPU handles all instructions it receives from hardware and software running on the computer.
  • The CPU was first invented and developed at Intel with the help of Ted Hoff and others in the early 1970s.
  • The Control Unit is the nerve centre of the computer.
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