What is OutputCommitter?
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What are the data components used by Hadoop?
How many times combiner is called on a mapper node in Hadoop?
In MapReduce, ideally how many mappers should be configured on a slave?
What is Shuffling and Sorting in a MapReduce?
Which Sorting algorithm is used in Hadoop MapReduce?
Explain about the partitioning, shuffle and sort phase
What are the various configuration parameters required to run a mapreduce job?
What is the difference between Reducer and Combiner in Hadoop MapReduce?
Mention what is the hadoop mapreduce apis contract for a key and value class?
What is OutputCommitter?
What platform and Java version is required to run Hadoop?
What do you mean by inputformat?
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