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What is the data storage component used by Hadoop?
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More MapReduce Interview Questions
What are the four essential parameters of a mapper?
What is Reducer in MapReduce?
What is the Reducer used for?
Define the purpose of the partition function in mapreduce framework
Can there be no Reducer?
how is data partitioned before it is sent to the reducer if no custom partitioner is defined in Hadoop?
What is MapReduce in Hadoop?
What is the next step after Mapper or MapTask?
When is the reducers are started in a MapReduce job?
What is the need of MapReduce?
What is identity mapper and reducer? In which cases can we use them?
What is Data Locality in Hadoop?
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