In the Fusioninsight HD system, HBase supports dynamic expansion of columns.

• A.False
• B.True

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If the physical memory utilization of some Containers exceeds the configured memory threshold, but the total memory utilization of all Containers does not exceed the set NodeManager1 memory threshold, then the Containert with excessive memory usage can still continue to run.

• A.False
• B.True

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Which of the following is not included in the scheme authentication method of Zookeeper?

• A.world
• B.digest
• C.sasl
• D.auth

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In Zookeeper's service model, the Leader node exists in the active-standby mode. All other nodes belong to the Follower node.

• A.True
• B.False

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YARN manages cluster resources through ResourceManager. What are its main functions?

• A.application management
• B.The above statement is not correct
• C.log management
• D.Cluster resource scheduling

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