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Is it possible to rename the output file?


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More MapReduce Interview Questions

How does Hadoop Classpath plays a vital role in stopping or starting in Hadoop daemons?

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What is the utility of using Writable Comparable Custom Class in Map Reduce code?

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What are the main configuration parameters in a MapReduce program?

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What is Hadoop Map Reduce ?

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If reducers do not start before all mappers finish then why does the progress on mapreduce job shows something like map(50%) reduce(10%)? Why reducers progress percentage is displayed when mapper is not finished yet?

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What is partitioning in MapReduce?

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What is the need of key-value pair to process the data in MapReduce?

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mapper or reducer?

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What is OutputCommitter?

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What is the relationship between Job and Task in Hadoop?

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Is it necessary to write a mapreduce job in java?

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Explain combiners.

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