Where the mapper's intermediate data will be stored?
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Where sorting is done on mapper node or reducer node in MapReduce?
Explain InputSplit in Hadoop MapReduce?
Can we rename the output file?
Explain the difference between a MapReduce InputSplit and HDFS block?
What is identity mapper and identity reducer?
What do sorting and shuffling do?
Explain what is “map” and what is "reducer" in hadoop?
What is the job of blend () and repartition () in Map Reduce?
Explain the process of spilling in Hadoop MapReduce?
What is mapreduce algorithm?
What is Output Format in MapReduce?
Is reduce-only job possible in Hadoop MapReduce?
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