Explain InputSplit in Hadoop MapReduce?


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More MapReduce Interview Questions

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

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

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Developing a MapReduce Application?

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What is Output Format in MapReduce?

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Where sorting is done on mapper node or reducer node in MapReduce?

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Which interface needs to be implemented to create Mapper and Reducer for the Hadoop?

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In which kind of scenarios MapReduce jobs will be more useful than PIG in Hadoop?

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Explain task granularity

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What is KeyValueTextInputFormat in Hadoop MapReduce?

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What is a combiner and where you should use it?

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How to write a custom partitioner for a Hadoop MapReduce job?

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With the help of two examples name the map and reduce function purpose

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