What are mapreduce new and old apis while writing map reduce program?. Explain how it works


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More MapReduce Interview Questions

What is the sequence of execution of Mapper, Combiner, and Partitioner in MapReduce?

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What is the core of the job in MapReduce framework?

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Mention when to use Map reduce mode?

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Explain what is distributed cache in mapreduce framework?

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How to get the single file as the output from MapReduce Job?

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Explain the process of spilling in MapReduce?

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How to write MapReduce Programs?

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Explain what is the function of mapreduce partitioner?

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What is MapReduce?

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What are the various InputFormats in Hadoop?

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What is optimal size of a file for distributed cache?

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How do Hadoop MapReduce works?

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