The following offon HDFSarity ofholding a spoontransformedProcess description,pleaseArrange from top to bottom in the correct order.

• A.Saccn? ?node periodically fromMa? ?download?and?files
• B.put frimage?combine into new? ?document.
• C.to avoid?Increasing,?will be merged periodically?become new?.
• D.in HDFS Sectionformat onceRear,?will generate fs?me and?twodelivery
• E.to replace?file, and will?coincident name?make up new?and and.

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Which of the following description about FusionInsight multi-tenant management is correct? (Multiple choice)

• A.A multi-level tenant model that matches the organizational structure of the enterprise, different departments correspond to different tenants, and tenants are dynamically added or deleted on demand
• B.Visualized multi-level tenant management, matching the corporate organizational structure, simplifying system resource allocation and management
• C.Isolation of tenant resources based on the container mechanism, escorting tenant SLA
• D.One-stop management of tenant resources, computing resources (CPU/memory/IO), storage resources (HDFS), service resources (HBase...)

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

• A.True
• B.False

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BloomFilter of HBase is used to filter data.

• A.False
• B.True

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Spark divides the stages according to the dependencies of the RDD. The scheduler starts from the end of the DAG graph and traverses the entire dependency chain in reverse. It will disconnect when it encounters a narrow dependency, and add it to the current stage when it encounters a wide dependency.

• A.True
• B.False

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