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Mention what are the main configuration parameters that user need to specify to run mapreduce job?
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What is the InputSplit in map reduce ?
What is SequenceFileInputFormat in Hadoop MapReduce?
How will you submit extra files or data ( like jars, static files, etc. ) For a mapreduce job during runtime?
Clarify what is shuffling in map reduce?
What is the key- value pair in Hadoop MapReduce?
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Can we rename the output file?
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What is shuffling and sorting in Hadoop MapReduce?
Explain the Reducer's reduce phase?
How do you stop a running job gracefully?
How does MapReduce framework view its input internally?
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