What is the inputsplit in map reduce software?
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what is distributed cache in mapreduce framework?
Why Hadoop MapReduce?
what is a sequence file in Hadoop?
Why do we need MapReduce during Pig programming?
What is Combiner in MapReduce?
Explain the general mapreduce algorithm
How can you add the arbitrary key-value pairs in your mapper?
When is the reducers are started in a MapReduce job?
Mention what is the hadoop mapreduce apis contract for a key and value class?
It can be possible that a Job has 0 reducers?
What does conf.setmapper class do?
What is the relationship between Job and Task in Hadoop?
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