Explain what is the function of mapreduce partitioner?


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More MapReduce Interview Questions

List out Hadoop's three configuration files?

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How will you submit extra files or data ( like jars, static files, etc. ) For a mapreduce job during runtime?

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how can you check whether Namenode is working beside using the jps command?

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Explain job scheduling through JobTracker

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What does a split do?

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What is the job of blend () and repartition () in Map Reduce?

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Clarify what combiners are and when you should utilize a combiner in a map reduce job?

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What is the sequence of execution of Mapper, Combiner, and Partitioner in MapReduce?

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List the configuration parameters that have to be specified when running a MapReduce job.

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What is the fundamental difference between a MapReduce Split and a HDFS block?scale data processing?

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what daemons run on a master node and slave nodes?

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Developing a MapReduce Application?

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