____ system is concerned with the way information is used for purpose of control and applies technologies.

A. Feedback

B. Interview

C. Interaction

D. Conference

Answer: Option A

Solution(By Examveda Team)

Feedback system is concerned with the way information is used for purpose of control and applies technologies. A feedback system is one in which the output signal is sampled and then fed back to the input to form an error signal that drives the system.