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Full Form of CCTV

Full Form of CCTV

Hello, fellows, I hope all of you are enjoying your life. In today’s tutorial, we will have a look at the full form of CCTV, its working, applications, and uses. The full form of CCTV is closed-circuit television. The first time in 1927, a, mechanically operated closed-circuit television was installed by Leon Theremin, who was…