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質問 1：
When Huawei IPC logs in for the first time using the admin user, be sure to change the password to avoid potential security risks.
A. TRUE
B. FALSE
正解：A
質問 2：
Regarding the hot spare disk, which of the following statement is incorrect? (Multiple Choice)
A. Hot spare disks are divided into: global hot spare disk and local hot spare disk
B. When a disk in the array fails, the hot spare disk replaces the failed disk and automatically reconstructs the data of the failed disk on the hot spare disk.
C. It can avoid the inconvenience caused by disk failure during night or unguarded
D. Usually used to read data
正解：B,D
質問 3：
When using the VCN3000 to configure external domain interworking through the GB/T28181 protocol, you only need to complete the configuration in this domain.
A. TRUE
B. FALSE
正解：B
質問 4：
When installing the camera, the correct way to handle it by loading the bracket due to too many tails is to cut off the excess tail wire and wrap it with waterproof tape.
A. TRUE
B. FALSE
正解：B
質問 5：
Which of the following description of the LUN non-failure feature is correct? (Multiple Choice)
A. Do not need to replace the bad disk after the double-disk fails.
B. The video data is not lost after the double-disk fails.
C. After the double-disk fails, the video can be played without affecting the viewing.
D. The recorded data on the bad disk will be lost after the double-disk fails.
正解：C,D
質問 6：
The lower the signal-to-noise ratio of the camera, the less the effect of interference noise on the picture.
A. False
B. True
正解：A
質問 7：
Which of the following criteria is used for video encoding?
A. H.264
B. RTP
C. ONVIF
D. SIP
正解：A
When Huawei IPC logs in for the first time using the admin user, be sure to change the password to avoid potential security risks.
A. TRUE
B. FALSE
正解：A
質問 2：
Regarding the hot spare disk, which of the following statement is incorrect? (Multiple Choice)
A. Hot spare disks are divided into: global hot spare disk and local hot spare disk
B. When a disk in the array fails, the hot spare disk replaces the failed disk and automatically reconstructs the data of the failed disk on the hot spare disk.
C. It can avoid the inconvenience caused by disk failure during night or unguarded
D. Usually used to read data
正解：B,D
質問 3：
When using the VCN3000 to configure external domain interworking through the GB/T28181 protocol, you only need to complete the configuration in this domain.
A. TRUE
B. FALSE
正解：B
質問 4：
When installing the camera, the correct way to handle it by loading the bracket due to too many tails is to cut off the excess tail wire and wrap it with waterproof tape.
A. TRUE
B. FALSE
正解：B
質問 5：
Which of the following description of the LUN non-failure feature is correct? (Multiple Choice)
A. Do not need to replace the bad disk after the double-disk fails.
B. The video data is not lost after the double-disk fails.
C. After the double-disk fails, the video can be played without affecting the viewing.
D. The recorded data on the bad disk will be lost after the double-disk fails.
正解：C,D
質問 6：
The lower the signal-to-noise ratio of the camera, the less the effect of interference noise on the picture.
A. False
B. True
正解：A
質問 7：
Which of the following criteria is used for video encoding?
A. H.264
B. RTP
C. ONVIF
D. SIP
正解：A
山口** -
きっちりと情報がまとまっているし読みやすいです。H20-871-ENU知識も経験も無しにいきなりこの試験から受けるという方はいないでしょうし、これで十分だとは思いますが。