SIA CCTV Camera Operations 1

Question 1

What does PTZ stand for in relation to CCTV cameras?

Accepted Answer

Pan Tilt Zoom

Answer

PTZ stands for Pan Tilt Zoom. These cameras can rotate horizontally (pan), vertically (tilt), and adjust the lens to magnify images (zoom).

Question 2

What is the primary purpose of a camera's 'preset' function?

Accepted Answer

To programme the camera to move to specific pre-defined positions

Answer

Camera presets allow operators to programme specific positions (including pan, tilt and zoom settings) that the camera can quickly move to at the touch of a button.

Question 3

What is 'dwell time' in CCTV operations?

Accepted Answer

The length of time a camera remains on a particular view during an automatic tour

Answer

Dwell time is the length of time a camera stays on a particular preset position before moving to the next position during an automatic patrol or tour sequence.

Question 4

What is the purpose of a camera housing?

Accepted Answer

To protect the camera from weather, vandalism and environmental damage

Answer

Camera housings protect the camera unit from environmental factors such as rain, dust, extreme temperatures, and potential vandalism or tampering.

Question 5

What type of CCTV camera is best suited for monitoring a wide, open area such as a car park?

Accepted Answer

A PTZ camera with good optical zoom

Answer

A PTZ camera is ideal for large, open areas like car parks because it can pan across the wide space, tilt to different angles, and zoom in on specific areas of interest.

SIA CCTV Operator Practice Test

SIA CCTV Operator Practice Test

SIA CCTV Camera Operations 1