What are the four basic parameters of a reducer?
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what is distributed cache in mapreduce framework?
How many Mappers run for a MapReduce job in Hadoop?
What are the various input and output types supported by mapreduce?
What are the main configuration parameters in a MapReduce program?
What is the utility of using Writable Comparable Custom Class in Map Reduce code?
How to write a custom partitioner for a Hadoop MapReduce job?
Explain Working of MapReduce?
How much space will the split occupy in Mapreduce?
Define the Use of MapReduce?
What does a 'MapReduce Partitioner' do?
Compare RDBMS with Hadoop MapReduce.
Explain what is distributed cache in mapreduce framework?
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