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CCA-500 · Question #14

CCA-500 Question #14: Real Exam Question with Answer & Explanation

The correct answer is E. The Mapper stores the intermediate data on the underlying filesystem of the local disk in the. https://hadoop.apache.org/docs/r2.4.1/hadoop-yarn/hadoop-yarn-common/yarn-default.xml

Question

During the execution of a MapReduce v2 (MRv2) job on YARN, where does the Mapper place the intermediate data of each Map Task?

Options

  • AThe Mapper stores the intermediate data on the node running the Job's ApplicationMaster so that
  • BThe Mapper stores the intermediate data in HDFS on the node where the Map tasks ran in the
  • CThe Mapper transfers the intermediate data immediately to the reducers as it is generated by the
  • DYARN holds the intermediate data in the NodeManager's memory (a container) until it is
  • EThe Mapper stores the intermediate data on the underlying filesystem of the local disk in the

Explanation

https://hadoop.apache.org/docs/r2.4.1/hadoop-yarn/hadoop-yarn-common/yarn-default.xml

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During the execution of a MapReduce v2 (MRv2) job on YARN, where... | CCA-500 Q#14 Answer | NerdExam