How do you overwrite replication factor?
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Clarify what is sqoop in hadoop?
What is a namenode?
Ideally what should be replication factor in a Hadoop cluster?
Explain how does hadoop classpath plays a vital role in stopping or starting in hadoop daemons?
Is it possible to rename the output file, and if so, how?
Name the operating system(s) which are supported for production hadoop deployment?
Explain what happens in text format?
Can you explain the common input formats in hadoop?
Why do we need hadoop for big data analytics?
If datanodes increase, then do we need to upgrade namenode?
What is JPS? Why is it used in Hadoop?
What are the actions followed by hadoop?
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