Jaguar Security Services Cctv Engineer Interview Questions and Answers

Coaxial cable is a type of electrical cable that has an inner conductor surrounded by a tubular insulating layer, surrounded by a conductive layer.

• Consists of a central conductor, insulating layer, conductive shield, and outer insulating layer

• Used for transmitting high-frequency signals with low loss

• Commonly used in cable television, internet connections, and security camera systems

There are several types of CCTV systems, including analog, IP, wireless, dome, bullet, PTZ, and thermal cameras.

• Analog CCTV systems use analog cameras and DVRs to record footage.

• IP CCTV systems use network cameras and NVRs to record footage.

• Wireless CCTV systems eliminate the need for cables by transmitting footage wirelessly.

• Dome cameras are discreet and often used for indoor surveillance.

• Bullet cameras are more visib...read more