CCTV Wiring Devices Quiz

Which of the following is a technique of merging various signals into one signal using a common medium?

• Compression

• Multiplexing

• Encryption

• Modulation

What is the approximate wattage rating for most CCTV cameras?

• 1 watt to 5 watts

• 2 watts to 15 watts

• 20 watts to 30 watts

• 40 watts and above

Which type of CCTV camera is cylindrical in shape and ideal for outdoor use due to its long-distance viewing?

• Dome CCTV Camera

• PTZ CCTV Camera

• Bullet CCTV Camera

• Covert/Mini CCTV Camera

What is the most common voltage supplied to security cameras nowadays?

• 5V

• 9V

• 12V

• 24V

Which cable is typically used in IP camera systems and can run CCTV video footage over 1000 meters?

• Coaxial cable (RG59)

• HDMI cable

• UTP Cat-5e cable

• VGA cable

Which device is capable of recording digital videos and is primarily used in CCTV systems with analog cameras through BNC ports?

• NVR

• Hybrid DVR

• Analog DVR

• Tribrid DVR

Why is a monitor with an external power supply unit (PSU) generally preferred over one with a built-in power supply?

• It is cheaper to produce.

• It allows for better heat dissipation from the monitor unit.

• It is more aesthetically pleasing.

• It consumes less power overall.

Which CCTV camera type is designed to be unnoticeable and hidden in everyday objects?

• Bullet Camera

• Dome Camera

• PTZ Camera

• Covert/Mini Camera

What is the maximum transmission distance for simple data over Ethernet for a PoE switch?

• 50 meters

• 100 meters

• 300 feet

• 1000 meters

Which of the following describes an AHD (Analog High Definition) camera's compatibility?

• It can only connect to NVR systems.

• It is backward compatible with all traditional analog equipment.

• It only supports digital signals.

• It requires a PoE injector for operation.