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What is Counter in MapReduce?
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Explain the differences between a combiner and reducer
Why do we need MapReduce during Pig programming?
What happen if the number of the reducer is 0 in MapReduce?
Why Mapreduce output written in local disk?
What do you understand by compute and storage nodes?
What combiners is and when you should use a combiner in a MapReduce Job?
What is InputFormat in Hadoop MapReduce?
Is Mapreduce Required For Impala? Will Impala Continue To Work As Expected If Mapreduce Is Stopped?
What are the the issues associated with the map and reduce slots based mechanism in mapReduce?
What is partitioning in MapReduce?
How many Reducers run for a MapReduce job in Hadoop?
What is the difference between Job and Task in MapReduce?
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