Explain task granularity
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What is optimal size of a file for distributed cache?
what are the three modes in which Hadoop can be run?
How to write MapReduce Programs?
How many numbers of reducers run in Map-Reduce Job?
Explain the process of spilling in Hadoop MapReduce?
What is shuffling and sorting in Hadoop MapReduce?
What is identity mapper and identity reducer?
Write a short note on the disadvantages of mapreduce
It can be possible that a Job has 0 reducers?
How to submit extra files(jars, static files) for Hadoop MapReduce job during runtime?
What is a Distributed Cache in Hadoop?
what is storage and compute nodes?
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