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What is Distributed Cache in the MapReduce Framework?
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Why Mapreduce output written in local disk?
How do Hadoop MapReduce works?
Is reduce-only job possible in Hadoop MapReduce?
What are combiners? When should I use a combiner in my MapReduce Job?
What can be optimum value for Reducer?
What are the advantages of using map side join in mapreduce?
What are the configuration parameters in the 'MapReduce' program?
Explain the difference between a MapReduce InputSplit and HDFS block?
What does a 'MapReduce Partitioner' do?
What are the main configuration parameters in a MapReduce program?
what are the three modes in which Hadoop can be run?
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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