Section 4.31 Surveillance Systems

Question 1

Surveillance System

Answer 1

Organised strategy or setup designed to observe and report activities in a given area

Question 2

4 main Surveillance catagories

1 Video Surveillance

Answer 2

Modern times these include…

1. Motion Detection
2. Night Vision
3. Facial Recognition
4. Remote access through smartphone

Wired Solution: Security camera is physically cabled from the device back
to the central monitoring station

Wireless Solution: Relies on Wi-Fi to send its signal back to the central monitoring station

CCTV: Closed Circuit TV
Pan-tilt-zoom (PTZ)

Cameras should be configured to record what they’re observing at the right viewing angle

Question 3

2 Security Guards

Answer 3

Flexible and adaptable forms of surveillance that organizations use, Helps to reassure your staff or your customers that they are safe

Question 4

3 Lighting

Answer 4

Proper lighting is crucial for conducting effective surveillance using both video and security guards. If you create well-lit areas, this can deter criminals, reduce shadows and hiding spots, and enhance the quality of your video recordings

Question 5

4 Sensors

Answer 5

Devices that detect and respond to external stimuli or changes in the environment.

Question 6

4 sensor catagories

Catagories of Sensors

Answer 6

1. Infared: Detect changes in infrared radiation that is often emitted by warm bodies like humans or animals (Best in low light)
2. Pressue: Activated whenever a specified minimum amount of
   weight is detected on the sensor that is embedded into the
   floor or a mat
3. Microwave: Detect movement in an area by emitting microwave pulses and measuring their reflection off moving objects
4. Ultasonic: Measures the reflection of ultrasonic waves off moving objects. Like a bat using echo location to detect objectives in their path