What are the main configuration parameters in a MapReduce program?
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Explain InputSplit in Hadoop MapReduce?
How to submit extra files(jars, static files) for Hadoop MapReduce job during runtime?
Why is output file name in Hadoop MapReduce part-r-00000?
What are ‘maps’ and ‘reduces’?
What is the use of InputFormat in MapReduce process?
Different ways of debugging a job in MapReduce?
What is the relationship between Job and Task in Hadoop?
How does fault tolerance work in mapreduce?
Explain job scheduling through JobTracker
Is it necessary to write a mapreduce job in java?
how can you debug Hadoop code?
Describe what happens to a mapreduce job from submission to output?