What is the NameNode port number?
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What is distributed copy (distcp)?
Explain how jobtracker schedules a task?
Why does one remove or add nodes in a Hadoop cluster frequently?
Ideally what should be replication factor in a Hadoop cluster?
Clarify what is sequence file input format?
What are the main components of hadoop?
How will you write a custom partitioner for a Hadoop job?
How analysis of Big Data is useful for organizations?
What is Distributed Cache in Hadoop?
What is difference between reducer and combiner?
List of the some best tools that can be useful for data-analysis?
Is it possible to provide multiple input to Hadoop? If yes then how?
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