What do you mean by data locality?
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Developing a MapReduce Application?
What is a distributed cache in mapreduce framework?
How to optimize MapReduce Job?
Write a short note on the disadvantages of mapreduce
what is WebDAV in Hadoop?
What are the various input and output types supported by mapreduce?
For a job in Hadoop, is it possible to change the number of mappers to be created?
What are the various configuration parameters required to run a mapreduce job?
Why the output of map tasks are stored (spilled ) into local disc and not in hdfs?
Where the mapper's intermediate data will be stored?
What is the difference between Hadoop and RDBMS?
How is reporting controlled in hadoop?
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