Which of the following are Huawei DR Solutions? (Multiple Choice)

• A.Active-Passive DR Solution
• B.Geo-Redundant Solution
• C.Active-Active DC Solution
• D.Local HA Solution

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Which of the following statements about thin and thick LUNS are incorrect? (Multiple Choice)

• A.Thin and Thick LUNS can be configured in the same storage pool,
• B.Thin or thick LUNS can be batch created.
• C.A thin or thick LUN can be greater than or equal to the available capacity of the storage pool where they reside.
• D.Initial capacity must be configured for both thin and thick LUNs.

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When deploying Huawei distributed storage, you can import the licenses of different services to distinguish the service types (blocks, files, big data, objects) provided by the cluster.

• A.False
• B.True

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Which of the following statements about deploying Huawei active-active data centers are true? (Multiple Choice)

• A.Quorum software can be installed on a physical server or a virtual machine. The quorum server is connected to the two storage arrays in the active-active data centers over an IP network.
• B.On the network layer, at least two independent GSLBs must be deployed at each site for load balancing between the two sites.
• C.The storage layer does not support the following practice: One OceanStor V3 storage system takes over LUNS from a third-party storage system. Then, a third-party LUN and a LUN on another OceanStor V3 storage system form active-active LUNs.
• D.The transmission layer uses Huawei OptiX OSN series DWDM devices. Two wavelength division devices are deployed at each site.

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What is the main difference between using synchronous remote replication and asynchronous remote replication in the Huawei disaster recovery solution?

• A.RPO
• B.Availability of disaster recovery data
• C.Copy link
• D.RTO

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