CCTV Operator 4

Question 1

What is 'dwell time' in the context of a CCTV camera tour sequence?

Accepted Answer

The length of time a camera view is displayed on a monitor before switching to the next

Answer

Dwell time is the preset duration each camera view is shown on a monitor during an automatic tour sequence before advancing to the next camera.

Question 2

An operator notices that a camera's night-vision image appears completely white and washed out. What is the most likely cause?

Accepted Answer

A bright light source is directly facing the camera, causing overexposure

Answer

A washed-out white image typically indicates that a strong light source is overwhelming the camera sensor, causing severe overexposure.

Question 3

What does 'loitering detection' as an automated CCTV analytics feature do?

Accepted Answer

Triggers an alert when a person remains in a defined zone beyond a set time threshold

Answer

Loitering detection analytics trigger alerts when an individual or object remains stationary within a designated area longer than a configured time limit.

Question 4

When handing over to the next shift operator, which information is MOST critical to communicate?

Accepted Answer

Any ongoing incidents, system faults, and items requiring follow-up

Answer

A proper handover must include all active incidents, known system faults, and pending action items to ensure continuity of surveillance operations.

Question 5

In CCTV operations, what is a 'blind spot'?

Accepted Answer

An area within a facility that is not covered by any camera

Answer

A blind spot is any area within a facility that falls outside the field of view of all installed cameras, leaving it unmonitored.

CCTV - Closed Circuit Television Practice Test

CCTV - Closed Circuit Television Practice Test

CCTV Operator 4