List out Hadoop's three configuration files?
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What are the advantages of using map side join in mapreduce?
What counter in Hadoop MapReduce?
what does the text input format do?
Explain the differences between a combiner and reducer
What is LazyOutputFormat in MapReduce?
Differentiate Reducer and Combiner in Hadoop MapReduce?
Can we submit the mapreduce job from slave node?
Explain the sequence of execution of all the components of MapReduce like a map, reduce, recordReader, split, combiner, partitioner, sort, shuffle.
How many InputSplits is made by a Hadoop Framework?
when do reducers play their role in a mapreduce task?
mapper or reducer?
What are the various input and output types supported by mapreduce?
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