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With the help of two examples name the map and reduce function purpose
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Explain what does the conf.setMapper Class do in MapReduce?
What is OutputCommitter?
What do you mean by shuffling and sorting in MapReduce?
What is the use of InputFormat in MapReduce process?
Can we rename the output file?
Where the mapper's intermediate data will be stored?
What is the purpose of textinputformat?
What is the utility of using Writable Comparable Custom Class in Map Reduce code?
Define MapReduce?
What is the data storage component used by Hadoop?
Where sorting is done on mapper node or reducer node in MapReduce?
Clarify what combiners are and when you should utilize a combiner in a map reduce job?
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