What is Chain Mapper?
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What is throughput in Hadoop?
Why we use intwritable instead of int? Why we use longwritable instead of long?
What are the features of Fully-Distributed mode?
What is Identity reducer?
What is NameNode? How NameNode tackle Datanode failures in Hadoop?
How jobtracker assign tasks to the tasktracker?
How NameNode tackle Datanode failures in Hadoop?
What are the major differences between Hadoop 2 and Hadoop 3?
What is LazyOutputFormat in Hadoop?
Can we change the file cached by distributed cache
Is nosql follow relational db model?
What are the most common OutputFormat in Hadoop?
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