Where is the output of Mapper written in Hadoop?


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More MapReduce Interview Questions

Is YARN a replacement of Hadoop MapReduce?

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Explain InputSplit in Hadoop MapReduce?

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How to submit extra files(jars, static files) for Hadoop MapReduce job during runtime?

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What is a partitioner and how the user can control which key will go to which reducer?

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Explain what does the conf.setMapper Class do in MapReduce?

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Clarify what is shuffling in map reduce?

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Illustrate a simple example of the working of MapReduce.

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Whether the output of mapper or output of partitioner written on local disk?

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What is partitioning in MapReduce?

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What are the main configuration parameters in a MapReduce program?

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What is a scarce system resource?

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How to specify more than one directory as input in the Hadoop MapReduce Program?

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