Multiple choice

The _______ instructs the various parts of the computer to perform the necessary tasks to keep the computer operating smoothly and efficiently.

  1. arithmetic/logic unit

  2. primary memory

  3. control unit

  4. secondary storage
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The control unit is the component that directs all computer operations. It coordinates the activities of the arithmetic/logic unit, memory, and input/output devices by issuing control signals. The ALU performs calculations (like option D), primary memory stores data, and secondary storage provides permanent storage, but only the control unit manages the entire system.

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