Which description is wrong about NFS? (Multiple Choice)

• A.NFS does not support access control
• B.NFS can be transmitted based on FC network
• C.NFS protocol transmission distance is not more than 100 meters
• D.NFS supports Windows and Linux systems

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From the perspective of the cloud computing business model, Huawei's network disk belongs to PaaS.

• A.False
• B.True

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The host layer disaster recovery investment is less, and the compatibility is better.

• A.True
• B.False

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Which of the following statements is correct about dual-controller storage? (Multiple Choice)

• A.There is only one controller at the same time in Active-Standby mode
• B.In the Active-Standby mode, a controller is not enough for business at all
• C.Compared with the Active-Standby mode, when a controller fails, the active-active mode switches higher
• D.There are two working programs: Active-Standby mode and Active-Active mode

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The cloud data center virtualizes storage, computing and network resources, and provides a virtualization platform for users to use.

• A.False
• B.True

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