The acronym CCTV stands for closed-circuit television and can best be described as a security monitoring system which allows for the monitoring of live events as well as the archiving of recorded footage. Electrical exams often include CCTV related questions. Can you answer the following question with ease?
The most common media for video and data transmission in CCTV circuits include which of the following:
I. Coaxial cable (analog and digital)
II. Twisted pair cable (analog and digital)
III. Microwave link (analog and digital)
IV. RF open-air transmission (analog and digital)
V. Infrared link (analog and digital)
VI. Telephone line (analog and digital)
VII. Fiber optics cable (analog and digital)
VIII. Network (digital)
Solution: