Question

The automatic control of variables is known as

(a) response

(b) command

(c) process control

(d) process controller

This question was addressed to me during an online interview.

This key question is from Automatic Control topic in division Automatic Control of Machine Dynamics

Answer 1

The correct option is (c) process control

To elaborate: The result of the act of adjustment is called command. The subsequent result of the system to the command is known as response. The automatic control of variables is known as process control. The device which controls a process is called a process controller.