Computer Science for IGCSE & O level - Automated And Emerging Technologies (Section 8 - No. 25)
In the context of automated systems, what is an actuator?
A device that gathers information about the system's environment.
A device that processes and analyzes sensor data.
A device that performs physical actions based on system decisions.
A device that stores the system's operational data.
Explanation
Actuators are the physical components that execute the system's actions, based on the instructions from the control system.