Technology and Surveillance Flashcards
6 cards from real PLRD practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Technology and Surveillance flashcards as text
What are the emerging security technologies being adopted in Singapore?
Answer: AI-powered video analytics, facial recognition, drone surveillance, IoT sensors, robotic patrols, and integrated security management platforms
Singapore is at the forefront of security technology adoption: AI analytics detect anomalies in CCTV feeds, facial recognition enhances access control, drones patrol large areas, and IoT sensors monitor environmental threats.
What is video analytics in CCTV systems?
Answer: AI-powered software that automatically analyses video footage to detect events like intrusion, abandoned objects, crowd density, and unusual behaviour
Video analytics uses AI to automatically detect security events: perimeter intrusion, abandoned objects, crowd buildup, people counting, facial recognition, and abnormal behaviour patterns.
What is the role of the security command centre in modern Singapore buildings?
Answer: A centralised facility that integrates CCTV, access control, fire alarm, and communication systems, providing real-time monitoring and coordinated incident response
The command centre is the nerve centre of security operations, integrating all systems: CCTV feeds, access control alerts, fire alarms, communication channels, and emergency response coordination.
What cybersecurity awareness should security officers have regarding their systems?
Answer: Officers should be aware of phishing, not share passwords, report suspicious digital activity, and understand that compromised security systems can endanger physical security
Modern security systems are networked — a cyberattack on the access control system could compromise physical security. Officers must protect passwords, recognise social engineering, and report digital anomalies.
What is an 'intercom system' and how do security officers use it?
Answer: A communication system allowing two-way voice communication between the security post and access points, enabling identity verification before granting entry
Intercoms allow security officers to communicate with persons at controlled access points, verify identity and purpose before remotely granting or denying access, especially during after-hours operations.
What is 'biometric access control' and what types are used in Singapore?
Answer: Systems that use unique physical characteristics — fingerprints, facial recognition, iris scans — to verify identity for access control
Biometric systems provide high security by verifying identity through unique physical traits. Fingerprint scanners and facial recognition are most common in Singapore, with iris scanners in high-security facilities.