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Control unit of a digital computer is often called the ____________?

Aclock

Bnerve center

Cmain memory

Dall of them

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Correct Answer: B: nerve center

Explanation: The correct answer is B: nerve center. The Control Unit of a digital computer is often called the 'nerve center' because it directs all operations and coordinates data flow. It tells the computer's memory, ALU, and input/output devices how to respond to program instructions.

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