Revision Exercise

Which one of the following is the most commonly used RAID in video surveillance system?

• RAID 0/1

• RAID 1/3

• RAID 5/6

• RAID 10/15

Which one of the following devices is used to protect surveillance equipment from lighting?

• signal amplifier

• signal arrester

• signal generator

• signa converter

Which one of the following is the latest video compression standard?

• mpeg4

• h.263

• h.264

• h.265

Which one of the following devices is used to protect devices from sudden power disruption

• midspan

• signal arrester

• UPS

• PoE

Where are the two recommended places to install signal amplifier?

• camera end and middle

• middle and monitor end

• camera end and monitor end

• video balun and camera end

Which one of the following can provide power to equipment

• POE

• Midspan

• UPS

• Video balun

Video balun can be used to convert

• coax cable to networkcable

• network cable to fiber optic

• serial to parallel port

• electrical to light signal

In order to save hard disk storage, we need to consider

• number of cameras recording

• number of cable used

• number of recorder used

• number of people operating the cameras

Which one of the following can enable an operator to see multiple cameras installed at different location on a single monitor screen?

• quad compressor

• video matrix switch

• video management server

• video sequencer switch

The term Field of View (FoV) means

• size of image

• what the camera is seeing?

• the height of the image

• the recording mode