Which of the following statements about Kafka Partition are correct? (Multiple choice)

• A.Each Partition corresponds to a log file at the storage level
• B.The number of Partitions determines the maximum number of concurrent consumers in each consumer group
• C.Each Partition is an ordered and immutable message queue
• D.The Partition mechanism is introduced to ensure the high throughput of Kafka

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Which of the following descriptions about Hive log collection on the Fusioninsight Manager interface is incorrect?

• A.You can specify an instance for log collection, for example, specify to collect metstore logs.
• B.The node IP can be specified for log collection, for example, only the logs of a certain IP can be downloaded.
• C.You can specify a specific user for log collection, for example, only download logs generated by UserA.
• D.You can specify a time period for log collection, for example, only collect logs from 2016-1-1 to 2016-1-10.

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Hive supports normal views and materialized views.

• A.True
• B.False

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RedisThe commands in are case-sensitive.

• A.TRUE
• B.FALSE

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What configuration files can the Fusioninsight HD LLD configuration planning tool generate? (Multiple choice)

• A.The configuration file CheckNodes.Config required to execute Precheck
• B.Monitoring alarm threshold configuration file
• C.Cluster installation template file
• D.HDFS and YARN configuration files

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