Overview of Video Surveillance System

What is the primary purpose of a video surveillance system?

• Surveillance

• Security

• Monitoring

• All of the above

Which of the following technologies is NOT mentioned as a feature of modern video surveillance systems?

• High Definition cameras

• Old Analog Cameras

• Cloud storage

• Remote monitoring capabilities

In the past, how were analogue cameras typically connected to a VCR in a video surveillance system?

• Ethernet cables

• Fibre optic cables

• Coaxial cables

• USB cables

What was used to record videos in a VCR in an analogue video surveillance system?

• Hard drive

• Cassette tape

• DVD

• Cloud storage

What device was used to combine the video inputs from multiple cameras and display them on a single screen in an analogue video surveillance system?

• DVR (digital video recorder)

• NVR (network video recorder)

• Network Switch

• Multiplexer

What is used to store recorded footage in a DVR?

• Hard drive

• Cassette tape

• DVD

• Cloud storage

What is a major advantage of using a DVR in a video surveillance system compared to an analogue system?

• Improved image quality

• Shorter retention times

• Increased size and scalability

• Elimination of tapes and tape changes

How are network DVRs typically accessed remotely?

• Through a standard web browser on a PC

• Through a mobile app on a smartphone

• Through a special software program installed on a PC

• Through a proprietary interface on a dedicated device

Which of the following is NOT a disadvantage of using a network DVR in a video surveillance system?

• Limited scalability

• Expensive maintenance and upgrading

• Ability to remotely monitor video footage using a PC

• Ability to remotely operate the system

What device is used to digitize and compress the video from analogue cameras in a network video system?

• Video encoder

• VCR

• Network switch

• Video management software