After the Loadert job in Fusioninsight HD is submitted to YARN, the job cannot be manually stopped.

• A.True
• B.False

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In MapReduce programming, the code must describe not only what to do, but also how to do it.

• A.True
• B.False

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What physical resources does Redis mainly consume?

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What steps are included in the preparation for Fusioninsight HD installation?

• A.Prepare planning data. such as network parameters and role deployment locations
• B.Complete the hardware installation
• C.Prepare tools and software. Such as Putty, LLD, Fusioninsight HD software installation package, etC.
• D.Complete the node host OS installation

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Each stage of a Spark task can be divided into job, and the division mark is shuffle.

• A.False
• B.True

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