The transmission protocol used by the management network of the object storage service (compatible with OpenStack Swift) is:

• A.HTML
• B.HTPS
• C.HTTP
• D.POP3

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In the HyperMletro active-active data center solution, which of the following statements about the static priority of the arbitration and anti-split-brain mode is incorrect?

• A.When the priority site array fails, the non-priority site automatically takes over the active-active service.
• B.When an inter-array link failure occurs, the LUN on the priority site continues to provide services, and the LUN on the non-priority site stops providing services.
• C.When the priority site array is powered off for maintenance, the non-priority site array immediately takes over all active-active services without interruption.
• D.When a non-priority site fails, the LUN on the priority site continues to provide services, and the LUN on the non-priority site stops providing services.

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What are the correct statements about the Huawei Oceanstor 9000 software version upgrade? (Multiple choice)

• A.There are multiple nodes in a cluster. After a node is successfully upgraded, users can use the functions of the new upgraded version
• B.When a node is upgraded, if other nodes fail, some business data may be inaccessible
• C.In order to ensure uninterrupted business, the online upgrade needs to be upgraded node by node, so the cluster upgrade time is related to the number of nodes in the cluster
• D.Online upgrade can perform upgrade operations on all nodes in the cluster at the same time

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The number of disks in a storage pool can be changed in a later stage.

• A.TRUE
• B.FALSE

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Which of the following statements about the cloud storage system are correct? (Multiple Choice)

• A.Huawei cloud storage system can only provide storage services for Huawei cloud platform and the users on the platform.
• B.Huawei cloud storage system can provide storage services for users on the VMware cloud platform.
• C.The OceanStor 9000 storage system will become a part of the cloud storage system.
• D.The OceanStor 9000 storage system surpasses the cloud storage system in scalability.

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