How many InputSplits is made by a Hadoop Framework?
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Detail description of the Reducer phases?
Define the Use of MapReduce?
What is the role of a MapReduce partitioner?
What does a 'MapReduce Partitioner' do?
How to compress mapper output in Hadoop?
For a Hadoop job, how will you write a custom partitioner?
Explain what are the basic parameters of a mapper?
Is it legal to set the number of reducer task to zero? Where the output will be stored in this case?
What is the default input type in MapReduce?
What is LazyOutputFormat in MapReduce?
What are the advantages of using mapreduce with hadoop?
Where sorting is done in Hadoop MapReduce Job?
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