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Which of the following are common display technologies for video surveillance display equipment? (Multiple choice)
Which of the following are common display technologies for video surveillance display equipment? (Multiple choice)A . CRT (Cathode Ray Tube)B . DLP (Digital Light Processing)C . LED (Light Emitting Diode)D . LCD (Liquid Crystal Display)View AnswerAnswer: BCD
The live video is recorded in the web interface of the camera, and the video files can only be saved in the SD card or on the local computer.
The live video is recorded in the web interface of the camera, and the video files can only be saved in the SD card or on the local computer.A . TRUEB . FALSEView AnswerAnswer: A
Common storage types include block storage, file storage and object storage.
Common storage types include block storage, file storage and object storage.A . TRUEB . FALSEView AnswerAnswer: A
Regarding the scene where the dome camera is mounted on the pole, which of the following descriptions is incorrect?
Regarding the scene where the dome camera is mounted on the pole, which of the following descriptions is incorrect?A . The cable can be routed through the pole inside the pole, or it can be routed outside the poleB . The installation height is generally 1-2 metersC . There is usually a network box...
In the video surveillance system, the most important indicator to measure the storage hard disk is ().
In the video surveillance system, the most important indicator to measure the storage hard disk is ().A . Access speedB . Storage capacityC . FrequencyD . DimensionsView AnswerAnswer: A
Cameras with different bandwidth requirements can be flexibly distributed through routers and switches, but GPON cannot.
Cameras with different bandwidth requirements can be flexibly distributed through routers and switches, but GPON cannot.A . TRUEB . FALSEView AnswerAnswer: A
Which of the following functions is mainly applied to park roads and country roads with low target traffic to check whether there is a retrograde incident?
Which of the following functions is mainly applied to park roads and country roads with low target traffic to check whether there is a retrograde incident?A . Intrusion detectionB . Direction detectionC . Path detectionD . Item removal detectionView AnswerAnswer: B
The same resolution, using the H.264 protocol, has a lower bit rate than H.265 protocol encoding.
The same resolution, using the H.264 protocol, has a lower bit rate than H.265 protocol encoding.A . TRUEB . FALSEView AnswerAnswer: B
The data center is the data convergence center of the video surveillance system, providing video image data for each surveillance workstation and surveillance center.
The data center is the data convergence center of the video surveillance system, providing video image data for each surveillance workstation and surveillance center.A . TRUEB . FALSEView AnswerAnswer: A
The resolution of the 4K camera is 4 million pixels.
The resolution of the 4K camera is 4 million pixels.A . TRUEB . FALSEView AnswerAnswer: B
