Which of the following best describes SDN?

• A.Decoupling of the data plane and control plane in networks.
• B.Using a software program to manage your network.
• C.Using hardware to manage the network.
• D.The virtualization of network services to achieve better efficiency and scalability.

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Which of the following options is narrowly stored?

• A.Disk
• B.Disk cabinet
• C.Tape library
• D.Disk array

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SmartThin is a storage space management provided by Huawei OceanStor V3 storage system to allocate storage resources on demand Technology, based on virtualization technology, SmartThin reduces the deployment of physical storage resources and maximizes storage space Utilization rate.

• A.yes
• B.wrong

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The central backup question is: How much loss can be tolerated determines how much to invest in backup?

• A.TRUE
• B.FALSE

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When the Windows copy program copies local files to the file system, the file system block size of the Huawei OceanStor V3 storage system is the default, which ensures the full use of storage space.
A, right B, wrong answer: B
The SmartCache feature in Huawei OceanStor V3 series products can only improve read performance, not write performance.

• A.right
• B.FALSE

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