1. What is CCTV?
CCTV (Closed Circuit Television) is a visual surveillance technology designed for monitoring a variety of environments and activities. CCTV systems typically involve a fixed (or "dedicated") communications link between cameras and monitors.
In the past decade, the use of CCTV has grown to unprecedented levels. In Britain between £150 and £300 million ($225 - $450 million) per year is now spent on a surveillance industry involving an estimated 300,000 cameras. Most…