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What is InputFormat in Hadoop MapReduce?
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What happen if the number of the reducer is 0 in MapReduce?
How can we control particular key should go in a specific reducer?
Explain what are the basic parameters of a mapper?
What is partitioning in MapReduce?
Where is the output of Mapper written in Hadoop?
What do you mean by inputformat?
What is the sequence of execution of Mapper, Combiner, and Partitioner in MapReduce?
What are the primary phases of a Reducer?
What is the need of MapReduce in Hadoop?
What are the key differences between Pig vs MapReduce?
How can we assure that the values regarding a particular key goes to the same reducer?
How many Reducers run for a MapReduce job?
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