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Explain the sequence of execution of all the components of MapReduce like a map, reduce, recordReader, split, combiner, partitioner, sort, shuffle.
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What do you understand by mapreduce?
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How many Reducers run for a MapReduce job?
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what job does the conf class do?
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How many Reducers run for a MapReduce job in Hadoop?
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List out Hadoop's three configuration files?
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