Multiple choice

Which are the 3 main components of Central Processing Unit?

  1. Control Unit, Arithmetic Logic Unit and Memory Unit

  2. Input Unit, Memory Unit and Output Unit

  3. Control Unit, Input Unit and Memory Unit

  4. Control Unit, Disk Drive and Memory Unit
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A Correct answer
Explanation

The CPU is composed of the Control Unit (CU), which manages instructions, the Arithmetic Logic Unit (ALU), which performs calculations, and the Memory Unit (often registers/cache).

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