What is a "map" in Hadoop?
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How to change the name of the output file from part-r-00000 in Hadoop MapReduce?
what happens when Hadoop spawned 50 tasks for a job and one of the task failed?
What are the main components of MapReduce Job?
What is KeyValueTextInputFormat in Hadoop MapReduce?
What is the key- value pair in Hadoop MapReduce?
What is shuffleing in mapreduce?
How to set the number of reducers?
What is the sequence of execution of Mapper, Combiner, and Partitioner in MapReduce?
What is mapper in map reduce?
Explain InputSplit in Hadoop MapReduce?
Why is Apache Spark faster than Hadoop MapReduce?
What is the default input type in MapReduce?
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