The description about the synchronous remote replication of the OceanStor V3 storage array, which is wrong?

• A.The impact of synchronous remote replication on the host's write IO performance has nothing to do with the distance between the master and slave sites.
• B.After the master and slave LUN write I/O successfully, the master array returns the write I/O success to the host.
• C.The master array writes the write I/O data to the master LUN and sends it to the slave LUN.
• D.Synchronous remote replication can support one master LUN to replicate to two slave LUN at the same time.

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Large e-commerce company A uses Huawei hybrid flash storage to ensure its core business. Regarding the SSD storage chip technology in it, which of the following statements are correct? (Multiple choice)

• A.More support
• B.The medium supports multiple interfaces
• C.The FTL algorithm is built into the memory chip
• D.The chip directly confirms the reading and writing position and other information

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What types of deduplication does the Huawei OceanStor integrated backup solution support? (Multiple choice)

• A.Parallel deduplication
• B.Source deduplication
• C.Global deduplication
• D.Target deduplication

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Which of the following ports is used for firewall software upgrade and advanced debugging in SX6018?

• A.USB port
• B.Management network port
• C.Console port
• D.I2C port

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The back-end storage network interfaces of FusionStorage blocks, files and object storage clusters must be completely isolated. When physical clusters corresponding to multiple services share a pair of CE6800 switches, VLAN need to be divided to distinguish the back-end storage networks of different clusters.

• A.True
• B.False

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