What is the InputSplit in map reduce ?
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What do you mean by inputformat?
What is Hadoop Map Reduce ?
How to set the number of mappers to be created in MapReduce?
Detail description of the Reducer phases?
What is identity mapper and chain mapper?
What is mapper in map reduce?
What is the Hadoop MapReduce API contract for a key and value Class?
What happens when the node running the map task fails before the map output has been sent to the reducer?
Where sorting is done on mapper node or reducer node in MapReduce?
Define MapReduce?
What is an identity mapper and identity reducer?
what are the most common input formats defined in Hadoop?
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