Free Access Huawei.H12-521_V1.0-ENU.v2022-10-21.q180 Practice Test (Page 26)

Question 121

The functions of Power Cube 500 include (). (Multiple choice)

A.Powering the camera

B.Fault alarm

C.Provide a transmission network for the camera body

D.Real-time monitoring data

Question 122

When configuring the front-end camera to connect to the platform, different access methods are used in different scenarios. Regarding the choice of camera access method, which of the following statements is correct? (Multiple choice)

A.ADVR, DVS or NVR only supports analog camera access, so you need to add analog cameras to the platform by adding DVR/DVS/NWR

B.When users have planned specific IP addresses for a large number of cameras, and want to connect them to the platform, they can add them in batches automatically

C.When a small number of cameras are added and they are to be connected to the IVS platform, they can be added in a single way

D.When the user only knows the IP address segment, and there are a large number of online cameras that need to be connected to the IS platform, they can be quickly added by manual batch addition

Question 123

What can effectively compensate for the dark defect of the main body of the picture when the camera is shooting in a backlight environment.

A.Backlight compensation

B.Noise reduction

C.White balance

D.Strong light suppression

Question 124

Which of the following are the reasons for the color cast (such as yellowish) in the live image? (Multiple choice)

A.Inaccurate white balance correction

B.The camera does not switch back to color mode from day to night conversion mode

C.Exposure is small and reasonable

D.The default parameters (brightness, contrast, aperture) are insufficient to adapt to the current scene

Question 125

Which of the following functions can be applied to the boundary walls of residences, campuses, airports, etc., to prevent intrusion by outsiders and prevent dangerous accidents?

A.Cross-line statistics

B.People counting

C.Video perimeter detection

D.Wandering detection

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Question 121

Question 122

Question 123

Question 124

Question 125

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