Which of the following statements about SmartQoS is true:
A) Lower-priority I/O can be rejected in favor of higher-priority I/O?
B) SmartQoS uses a queuing system for I/O requests?

• A.Statement A is true and Statement B is false.
• B.Both statements are false.
• C.Statement A is false and Statement B is true.
• D.Both statements are true.

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In the HyperMetro active-active data center solution, before configuring active-active pairs, a user must configure an active-active domain. As a logical concept, an active-active domain contains the two storage arrays that require an active-active relationship and a quorum server.

• A.TRUE
• B.FALSE

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InfiniBand can be used for communication between servers and servers, servers and storage devices, and servers and networks.

• A.True
• B.False

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Which of the following functions can be achieved by the Oceanstor 9000 administrator through the nfollocator feature? (Multiple choice)

• A.Manage and monitor users
• B.Reasonably plan users
• C.Count and view users

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Highway reconstruction project A uses Huawei's Hyper-converged Storage LightDC ROBO branch solution. Which of the following options reflects the advantages of this solution? (Multiple choice)

• A.Highly integrated, saving space
• B.Unified monitoring and management
• C.Quick release of business
• D.Rapid deployment

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