When it is necessary to uninstall the multi-path software of Huawei UItraPath host, which one of the following operations is correct?

• A.In the FC service environment, after disconnecting all FC host physical ports, execute the UltraPath uninstall command
• B.After stopping the host service read and write, immediately execute the UItraPath uninstall command
• C.In the iscsi business environment, first delete the disk mapping on the host, then disconnect all connections to the host iscsi initiator, and finally execute the UltraPath uninstall command

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An enterprise purchased a set of Huawei hybrid flash storage system, and plans to configure NAS services to facilitate file storage and sharing among various departments. Which of the following planning and design are correct? (Multiple choice)

• A.The access clients of each department must be in the same network segment with the NAS sharing service IP of the storage device
• B.Regular application software can be set to be accessible by every account
• C.The financial department has high data security requirements and can restrict the account access rights of non-financial department personnel
• D.NAS is based on file system sharing and has nothing to do with storage pools, so there is no need to consider the configuration of storage pools

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In the feature of Huawei OceanStor 9000 InfoEqualizer, a partition is a collection of a group of nodes. These nodes are used to separate and provide different services. They have the same dynamic domain name, static domain name and automatic load balancing mode.

• A.False
• B.True

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A replacement controller includes how many new fan modules?

• A.1
• B.2
• C.0
• D.3

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Which of the following technologies are used in the Huawei HyperVault DR Solution? (Multiple Choice)

• A.Mirror
• B.Snapshot
• C.eReplication
• D.Remote replication

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