How to set mappers and reducers for Hadoop jobs?
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What is Distributed Cache in the MapReduce Framework?
what is the Hadoop MapReduce APIs contract for a key and value class?
Explain the Reducer's reduce phase?
Explain job scheduling through JobTracker
What do you understand by compute and storage nodes?
How is Spark not quite the same as MapReduce? Is Spark quicker than MapReduce?
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List the network requirements for using Hadoop ?
How do ‘map’ and ‘reduce’ work?
What is Reduce only jobs?
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