CCTV CCTV Video Analytics and Advanced Features

Question 1

What is 'video analytics' in the context of CCTV systems?

Accepted Answer

Automated software-based analysis of video content to detect events or patterns

Answer

Manual review of recorded footage by security personnel

Answer

Compression algorithms used to reduce video file sizes

Answer

The process of tagging recorded footage with timestamps

Question 2

Which video analytics feature can alert operators when a person enters a prohibited area?

Accepted Answer

Perimeter intrusion / virtual zone detection

Answer

Line crossing detection

Answer

Loitering detection

Answer

Camera tamper detection

Question 3

What does 'line crossing detection' in video analytics trigger on?

Accepted Answer

Objects crossing a virtual line drawn in the camera's field of view in a specified direction

Answer

The camera's cable being physically cut or disconnected

Answer

Movement detected anywhere within the full camera frame

Answer

A person standing still for longer than a defined time period

Question 4

What is 'loitering detection' in a CCTV analytics system?

Accepted Answer

An alert triggered when a person or object remains within a defined zone for longer than a set time

Answer

Detection of objects moving faster than a defined speed threshold

Answer

Detection of unattended bags or objects left in a scene

Answer

Facial recognition matching against a watchlist

Question 5

What is 'camera tamper detection' designed to alert on?

Accepted Answer

Physical interference such as camera blocking, defocusing, or spray painting

Answer

Unauthorized access to the DVR/NVR login page

Answer

Loss of the network connection to an IP camera

Answer

Motion detected within 1 meter of the camera housing

Question 6

What is the primary function of 'license plate recognition (LPR)' in a CCTV system?

Accepted Answer

Automatically reading and logging vehicle license plate numbers from video

Answer

Tracking pedestrian traffic flow in parking lots

Answer

Measuring vehicle speed to detect speeding

Answer

Detecting abandoned vehicles via long-duration zone detection