Why is Apache Spark faster than Hadoop MapReduce?
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More MapReduce Interview Questions
How is mapreduce related to cloud computing?
how is data partitioned before it is sent to the reducer if no custom partitioner is defined in Hadoop?
What is shuffleing in mapreduce?
Can there be no Reducer?
Explain combiners.
What is Distributed Cache in the MapReduce Framework?
How to submit extra files(jars, static files) for Hadoop MapReduce job during runtime?
What is a IdentityMapper and IdentityReducer in MapReduce ?
What are the four essential parameters of a mapper?
Different ways of debugging a job in MapReduce?
Define Writable data types in Hadoop MapReduce?
What is Counter in MapReduce?
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