Which of the following is a type of security system?
A) motion detectors.
B) light sensors.
C) electronic pass codes.
D) all of the above.

Question

Quizplus · Accepted Answer

All of the options listed are types of security systems. Motion detectors sense movement in an area, light sensors can detect changes in lighting which might indicate an intrusion, and electronic pass codes are used to secure access to areas or devices.

Which of the Following Is a Type of Security System