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What are the main components of MapReduce Job?
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More MapReduce Interview Questions
What is identity mapper and identity reducer?
Explain the input type/format in mapreduce by default?
Developing a MapReduce Application?
What are the various input and output types supported by mapreduce?
What is a MapReduce Combiner?
What is the best way to copy files between HDFS clusters?
Name job control options specified by mapreduce.
what is Speculative Execution?
What are the advantages of using mapreduce with hadoop?
How to set the number of reducers?
How can you add the arbitrary key-value pairs in your mapper?
What is Combiner in MapReduce?
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