Free Access Huawei.H12-521_V1.0.v2022-04-29.q175 Practice Test (Page 35)

Question 166

Which of the following descriptions about the H.265 encoding protocol is wrong?

A.H.265 uses a new MV (motion vector) prediction method

B.H.265 expands the transform block to 16X16, 32x32, 64X64 tree coding blocks

C.H.265 uses a simpler intra-frame prediction method

D.H.265 proposes multiple more flexible adaptive deblocking filters

Question 167

Which of the following are the reasons for the dark or bright live images? (Multiple choice)

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

B.The lens focal length is wrong

C.Unreasonable exposure

D.White balance parameter pair

Question 168

Which of the following descriptions about chip functions are correct? (Multiple choice)

A.NPU: Neural network dedicated chip, which can be customized and developed in combination with applications

B.CPU: suitable for processing control tasks with complex processes

C.GPU: It is a programmable chip, suitable for some scenes that require accelerated calculations

D.FPGA: suitable for image processing, often used in fields such as games and images

Question 169

In view of the characteristics of deep learning, the NPU chip adopts professional matrix calculation and vector calculation units, and manages and controls through the CPU core.

A.False

B.True

Question 170

Which of the following descriptions about the environmental survey of the video site is correct?

A.The basic wind pressure survey value can check whether the strength and rigidity of the bar meet the standard

B.All of the above are correct

C.The value of soil bearing capacity has no effect on the design and construction of the video site

D.The air in the seaside environment is highly corrosive, and the corrosion resistance of the equipment needs to be considered when planning, but there is no need to consider the corrosiveness of the equipment when planning in other environments

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Question 166

Question 167

Question 168

Question 169

Question 170

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