PSP Video Surveillance and CCTV

Question 1

What camera resolution is generally recommended for reliable facial identification in a video surveillance system according to ASIS and IPVM guidelines?

Accepted Answer

100 pixels per foot (PPF) or higher

Answer

40 pixels per foot (PPF)

Answer

80 pixels per foot (PPF)

Answer

20 pixels per foot (PPF)

Question 2

Which IP camera compression standard provides the BEST image quality at the lowest bandwidth compared to older MPEG-4 and H.264 formats?

Accepted Answer

H.265 (HEVC)

Answer

MJPEG

Answer

H.264 AVC

Answer

MPEG-2

Question 3

What is the primary advantage of Wide Dynamic Range (WDR) cameras in physical security applications?

Accepted Answer

They capture usable images in scenes with extreme contrast between bright and dark areas

Answer

They operate in complete darkness without supplemental lighting

Answer

They have a wider horizontal field of view than standard cameras

Answer

They are less expensive than standard IP cameras

Question 4

For a CCTV system used as evidence in US criminal prosecution, which chain of custody practice is MOST critical?

Accepted Answer

Documenting all access to and handling of recorded media from capture to court

Answer

Storing footage on cloud servers only

Answer

Deleting footage older than 30 days to prevent confusion

Answer

Using proprietary recording formats to prevent tampering

Question 5

What is the minimum recommended video retention period for a general commercial facility's CCTV system under most US security best-practice guidelines?

Accepted Answer

30 days

Answer

24-48 hours

Answer

72 hours to 7 days

Answer

90 days

Question 6

Which camera type is BEST suited for monitoring large open areas such as parking lots while simultaneously providing enough detail to read license plates?

Accepted Answer

Multi-sensor camera with separate channels

Answer

Fixed wide-angle camera

Answer

PTZ (Pan-Tilt-Zoom) camera

Answer

Panoramic/360-degree camera