What do you know about nlineinputformat?
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How is reporting controlled in hadoop?
How can we assure that the values regarding a particular key goes to the same reducer?
What is an input reader in reference to mapreduce?
Which are the methods in the mapper interface?
Is there any point of learning mapreduce, then?
Define the purpose of the partition function in mapreduce framework
Clarify what is shuffling in map reduce?
What combiners are and when you should use a combiner in a mapreduce job?
What is the difference between map and reduce?
What is OutputCommitter?
What is Counter in MapReduce?
How does fault tolerance work in mapreduce?
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