1. What is the main purpose of a CCTV system?, A. To decorate buildings, B. To monitor and record activities for security, C. To provide internet connection, D. To control lighting, Which component is responsible for recording video footage in a CCTV system?, A. Monitor, B. Camera, C. DVR/NVR, D. Router, 10. Why is safety important during CCTV installation?, A. To make work faster, B. To avoid using tools, C. To prevent accidents and ensure proper work, D. To reduce cost

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