Huawei HCS-Field-IVS (Huawei Certified Field Specialist-Intelligence Video Surveillance)

QUESTION NO: 1
What is the command to properly restart the DB under the command line?

A. /home/ivstool/bin/service.sh db restart B. /home/ivstool/bin/service.sh restart pgdb C. /home/ivstool/bin/service.sh restart db D. /home/ivstool/bin/service.sh pgdb restart

Correct Answer: B

QUESTION NO: 2
In the VCN3000 VMU dual-machine installation, the service network cards are eth0 and eth1.

A. True B. False

Correct Answer: B

QUESTION NO: 3
The basic functions of the DVR in the video surveillance system do not include ().

A. Video input and output switching B. Video playback C. Video storage D. Video compression

Correct Answer: A

QUESTION NO: 4
The VCN3000 of the UOA module is configured with iDeploy, and its UOA module is connected to the local machine by default.

A. True B. False

Correct Answer: A

QUESTION NO: 5
The video monitoring alarm can trigger alarm actions such as recording, snapping, and live wall.

A. True B. False

Correct Answer: A

QUESTION NO: 6
Which of the following does not belong to PTZ function?

A. PTZ moves left and right B. PTZ moves up and down C. Lens zoom D. Lens aperture change

Correct Answer: D

QUESTION NO: 7
A single VCN500 supports up to () camera access.

A. 16 B. 8 C. 64 D. 32

Correct Answer: D

QUESTION NO: 8
Which of the following description is not correct?

A. Ultra-wide dynamic is a kind of digital compositing technology. When this function is enabled, the color shift of the picture will be increased. In the scene with intense motion, there may be partial synthesis errors. Therefore, mainstream cameras generally turn off this function by default. B. Wide dynamics are exposed twice at the same time, one fast, one slow, and then combined to make it possible to see both bright and dark objects on the screen at the same time. C. Wide dynamics need to sacrifice the contrast of the picture D. Wide dynamic means mainly multi-frame synthesis or inter-line synthesis within a single frame

Correct Answer: C

QUESTION NO: 9
What are the key requirements generally considered when outdoor use or choose camera? (Multiple choice)

A. Environment (waterproof, dustproof, riot, high and low temperature) B. Image noise reduction C. Wide dynamic D. Low illumination

Correct Answer: A,B,D

QUESTION NO: 10
After the video playback page enable ( ) function of IVS client, someone can report the alarm when trying to tamper the video file.

A. Privacy protection B. Watermark verification C. Anti-attack D. Media security

Correct Answer: B

QUESTION NO: 11
Which of the following options is not an important factor affecting the depth of field of the camera?

A. Sensor B. Distance of the subject C. Focal length D. Aperture

Correct Answer: A

QUESTION NO: 12
Common requirements for indoor and outdoor use of cameras are low illumination and image noise reduction.

A. True B. False

Correct Answer: A

QUESTION NO: 13
The cable diameter of the strong electric cable is not less than () square meters.

A. 0.5 B. 1 C. 1.5 D. 2

Correct Answer: C

QUESTION NO: 14
After the live failure on the IVS client, ensure that the client network is normal, regarding the troubleshooting network, which of the following description is incorrect?

A. Check the network between the MPU and the camera when using a single unit network B. When stacking networking, check the network between the domain master and the domain from the MPU and the domain from the network between the MPU and the camera. C. When networking the upper and lower domains, check the network between the domain master and the upper domain, the network between the domain master and the domain from the MPU, and the network between the domain and the MPU and the camera. D. When the external domain is networked, check the network of the local platform and the external domain platform.

Correct Answer: D

Huawei HCS-Field-IVS (Huawei Certified Field Specialist-Intelligence Video Surveillance) - H20-871-ENU Exam Questions