What is the use of InputFormat in MapReduce process?


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More MapReduce Interview Questions

When should you use sequencefileinputformat?

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What are the various input and output types supported by mapreduce?

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

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Explain the process of spilling in Hadoop MapReduce?

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Explain the difference between a MapReduce InputSplit and HDFS block?

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Is there any point of learning mapreduce, then?

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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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What is Text Input Format?

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Which are the methods in the mapper interface?

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What is KeyValueTextInputFormat in Hadoop MapReduce?

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How to create custom key and custom value in MapReduce Job?

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What main configuration parameters are specified in mapreduce?

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