What is a map side join?
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What is reduce side join in mapreduce?
Can MapReduce program be written in any language other than Java?
Explain what is “map” and what is "reducer" in hadoop?
What is Reducer in MapReduce?
What is the data storage component used by Hadoop?
What do you understand by the term Straggler ?
What is optimal size of a file for distributed cache?
what is storage and compute nodes?
Which Sorting algorithm is used in Hadoop MapReduce?
How is reporting controlled in hadoop?
What is the role of a MapReduce partitioner?
Can you tell us how many daemon processes run on a hadoop system?
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