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Question

What is the control unit's function in the CPU ____________________.

A
To transfer data to primary storage
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B
To store program instructions.
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C
To perform logic functions.
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D
To decode program instructions.
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Solution

The correct option is C To perform logic functions.

To perform logic functions.is the control unit's function in the CPU.

It tells the computer's memory, arithmetic/logic unit and input and output devices how to respond to the instructions that have been sent to the processor. It directs the operation of the other units by providing timing and control signals. ... It directs the flow of data between the CPU and the other devices.

The central processing unit (CPU) of a computer is a piece of hardware that carries out the instructions of a computer program. It performs the basic arithmetical, logical, and input/output operations of a computer system.

The Four Primary Functions of the CPU. The CPU processes instructions it receives in the process of decoding data. In processing this data, the CPU performs four basic steps: Fetch Each instruction is stored in memory and has its own address.


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