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For a job in Hadoop, is it possible to change the number of mappers to be created?


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More MapReduce Interview Questions

Explain InputSplit in Hadoop MapReduce?

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what is JobTracker in Hadoop? What are the actions followed by Hadoop?

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What is the relationship between Job and Task in Hadoop?

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

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How to specify more than one directory as input to the MapReduce Job?

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How do you stop a running job gracefully?

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How does Mappers run method works?

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How many InputSplits is made by a Hadoop Framework?

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What is mapreduce algorithm?

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How many Reducers run for a MapReduce job in Hadoop?

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What is shuffling and sorting in Hadoop MapReduce?

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What are the configuration parameters in the 'MapReduce' program?

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