WATCH: Several closed-circuit television (CCTV) cameras captured the moment a 4.1-magnitude quake struck the Malaysian state of Johor at 6.13am on Sunday (Aug 24). Malaysian authorities said tremors were felt in most areas of Johor, Negeri Sembilan, Melaka and southern Pahang. #malaysia #malaysianews #johorearthquake | CNA

CCTV stands for Closed-Circuit Television. It refers to a system in which video cameras transmit signals to a specific set of monitors, typically for surveillance or security purposes. CCTV cameras are commonly used in various settings such as homes, businesses, public areas, and institutions to monitor activities and deter crime. Installing CCTV cameras typically involves several steps: Plan your camera placement: Before installing any cameras, determine the areas you want to monitor and the be