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What is the process of changing the split size if there is limited storage space on Commodity Hardware?


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More MapReduce Interview Questions

what happens when Hadoop spawned 50 tasks for a job and one of the task failed?

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In MapReduce, ideally how many mappers should be configured on a slave?

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Explain how do ‘map’ and ‘reduce’ work?

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

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What are mapreduce new and old apis while writing map reduce program?. Explain how it works

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What combiners is and when you should use a combiner in a MapReduce Job?

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What is Reduce only jobs?

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What is a IdentityMapper and IdentityReducer in MapReduce ?

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What is the difference between an RDBMS and Hadoop?

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How can you add the arbitrary key-value pairs in your mapper?

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Is it possible to split 100 lines of input as a single split in MapReduce?

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

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