CST Video Analytics & AI Surveillance 1

Question 1

What is the primary function of video analytics in a surveillance system?

Accepted Answer

Automatically analyzing video content to detect events or behaviors

Answer

Video analytics uses algorithms to automatically analyze video content and detect specific events, behaviors, or objects without continuous human monitoring.

Question 2

Which video analytic feature is most useful for detecting unauthorized entry through a restricted perimeter?

Accepted Answer

Virtual tripwire / line crossing detection

Answer

Virtual tripwire or line crossing detection triggers an alert when an object crosses a defined virtual line, making it ideal for perimeter security.

Question 3

What does 'false positive rate' mean in the context of video analytics?

Accepted Answer

The frequency of alerts triggered when no actual threat exists

Answer

A false positive occurs when the analytics system triggers an alert for something that is not an actual threat or event of interest.

Question 4

Which of the following is an example of object classification in video analytics?

Accepted Answer

Distinguishing between a person, vehicle, and animal in a scene

Answer

Object classification identifies and categorizes detected objects (e.g., person, vehicle, animal) to reduce false alarms and improve alert accuracy.

Question 5

What is 'loitering detection' in video analytics designed to identify?

Accepted Answer

Individuals remaining in an area longer than a set time

Answer

Loitering detection identifies when a person or object remains within a defined zone longer than a specified time threshold, which may indicate suspicious behavior.

(CST) Certified Surveillance Technician Practice Test

(CST) Certified Surveillance Technician Practice Test

CST Video Analytics & AI Surveillance 1