Surveillance and Monitoring Flashcards
6 cards from real Security Services practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Surveillance and Monitoring flashcards as text
What is a 'blind spot' in surveillance?
Answer: An area not covered by any camera or sensor
A blind spot is an area within a facility that is not covered by any surveillance camera or sensor, representing a vulnerability in the security system.
What is the recommended practice for storing surveillance video recordings?
Answer: Storing footage securely for a defined retention period with access controls and backups
Surveillance footage should be stored securely for a defined retention period (often 30 to 90 days), with access controls and backups to ensure its availability for investigations.
What does 'NVR' stand for in surveillance systems?
Answer: Network Video Recorder
An NVR (Network Video Recorder) processes and records video data from IP cameras, transmitting the data over a network.
Why is camera placement at entry and exit points important?
Answer: To capture clear images of individuals entering and leaving for identification and accountability
Placing cameras at entry and exit points captures images of everyone who enters and leaves, providing critical identification data for security incidents.
What is 'night vision' or 'infrared' capability in security cameras?
Answer: The ability to capture clear images in low-light or no-light conditions using infrared light
Infrared cameras use invisible infrared light to illuminate and capture footage in darkness, maintaining surveillance capability 24 hours a day.
What is the purpose of a 'security control room' or monitoring center?
Answer: A centralized location where security personnel monitor multiple systems and coordinate responses
A security control room serves as the nerve center of a security operation, where personnel monitor cameras, access control systems, alarms, and coordinate incident response.