What is difference between a MapReduce InputSplit and HDFS block
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More MapReduce Interview Questions
What is a MapReduce Combiner?
What is OutputCommitter?
What is a map side join?
How is Spark not quite the same as MapReduce? Is Spark quicker than MapReduce?
Which interface needs to be implemented to create Mapper and Reducer for the Hadoop?
what does the conf.setMapper Class do ?
What is the core of the job in MapReduce framework?
How many Reducers run for a MapReduce job in Hadoop?
Explain the Reducer's Sort phase?
what happens when Hadoop spawned 50 tasks for a job and one of the task failed?
Is it important for Hadoop MapReduce jobs to be written in Java?
What do you understand by mapreduce?
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