Identify the main function of processor module $($CPU$).$

Multiple Choice

It supplies DC power to other modules.

It accepts input data from sensing devices, executes the stored user program from memory, and sends appropriate output commands to control devices.

It conditions the various signals received from or sent to external field devices.

It forms the interface by which field devices are connected to the controller.

It is used to enter the desired program into the memory of the processor.

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