In the Fusioninsight HD product, a typical Kafka cluster contains several producers, several consumers, and a zookeeper cluster.

• A.False
• B.True

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What are the types of znodes in Zookeeper?

• A.ephemeral
• B.temporary
• C.persistent
• D.sem1-persistent

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Kafka is a high-throughput, distributed, publish-and-subscribe messaging system. Using kafka technology, a large-scale messaging system can be built on a cheap PC Server.

• A.False
• B.True

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In order to ensure the reliability of snapshot storage of streaming applications, where are the snapshots mainly stored?

• A.In the memory of the JobManager
• B.in the local file system
• C.In a single-machine database with high reliability
• D.in HDFS

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What storage formats does Hive support include? (Multiple choice)

• A.SequenceFile
• B.RCFile
• C.TextFile
• D.Parquet

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