In the Fusioninsight HD system, HBase supports dynamically expanding columns.

• A.False
• B.True

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In the HDFS federal environment, which of the following are included in the NameSpace? (Multiple choice)

• A.Block
• B.Documents
• C.Contents
• D.None of the above is correct

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When Fusioninsight HD deploys Solr, if you choose to store the index on a local disk, it is recommended to mount a disk separately to the data directory of each SolrServer instance, and configure the disk as RAID0 or RAID5.

• A.True
• B.False

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Which of the following functions can the Shell1 script of Loader achieve?

• A.View job status
• B.start job
• C.Data source query
• D.stop job

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Batch processing of high-value and highly aggregated information and knowledge is the main business requirement of the big data industry.

• A.True
• B.False

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