Free Access Huawei.H12-521_V1.0-ENU.v2022-10-21.q180 Practice Test (Page 12)

Question 51

The power supply mode of the camera only supports the power supply mode of the power cord.

A.True

B.False

Question 52

The function of the lens is similar to that of the human eye. In order to adapt to changes in environmental illuminance, the human eye uses an automatically adjustable iris to control the intensity of light reaching the retina to improve the image quality: while the camera lens uses adjustment () to adjust the arrival of the sensor Light intensity.

A.Light transmittance

B.Focal length

C.Aperture

D.Field of view

Question 53

After the micro-mount camera is installed, the still objects in the picture are clear and the moving objects are blurred. Which of the following measures can solve the problem?

A.Improve sharpness

B.Increase saturation

C.Lower the shutter limit value

D.Increase airspace noise reduction parameters

Question 54

Regarding the central platform equipment, which of the following description is wrong? (Multiple Choice)

A.oceanStor 9000 stores video and image data for the business layer

B.OceanStor 5500 V5 is used to deploy HUAWEI CLOUD Stack to provide computing resources (such as memory, network card, etc.) for users to create virtual machines on physical servers as upper-layer services (CSP, IVS)

C.FusionServer G5500 GPU hardware physical resources, providing GPU acceleration and hard decoding capabilities for business layer virtual machines

D.Universal server 2288H v5 provides system disk and data disk resources for management plane and business plane virtual machines

Question 55

SDC os is based on the characteristics of the container, ensuring that the camera can be started normally only after the integrity and legality of the system software package is verified during the startup phase, avoiding the malicious flashing of the outdoor deployment camera, and intruding into the user network.