How data is spilt in Hadoop?
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what are the main configuration parameters that user need to specify to run Mapreduce Job ?
How to specify more than one directory as input to the MapReduce Job?
Where the mapper's intermediate data will be stored?
Compare RDBMS with Hadoop MapReduce.
In MapReduce how to change the name of the output file from part-r-00000?
Explain what is distributed cache in mapreduce framework?
What is Reducer in MapReduce?
How can you add the arbitrary key-value pairs in your mapper?
What are the key differences between Pig vs MapReduce?
What do you understand by the term Straggler ?
Explain the input type/format in mapreduce by default?
Clarify what is shuffling in map reduce?
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