Regarding the relationship between Hive and other components of Hadoop, which is wrong in the following description?

• A.HQL can execute tasks through MapReduce
• B.Hive has a strong dependency on HBase
• C.Hive finally stores the data in HDFS
• D.Hive is a data warehouse tool for the Hadoop platform

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Which of the following commands can be used to create node data?

• A.set/node data
• B.ls/node
• C.create /node
• D.get /node

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P? ?need? ?receive? ?Confirmation issued after? ?signal, when setting the MC?numbered?How many times means at least used? ?write?Le?, but does not require writing? ?write?

• A.an?1
• B.an?0
• C.an?2
• D.acka?1

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Kafka is a distributed message publishing and subscribing system. It only forwards messages and does not save messages.

• A.False
• B.True

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In the HDFS mechanism, NameNodet is responsible for managing metadat
a. Each read request on the Clienty side needs to read metadata information from the metadata disk of NameNode, so as to obtain the location of the read file in DataNodel.

• A.True
• B.False

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