Why the name ‘hadoop’?
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What is the difference between traditional RDBMS and Hadoop?
Whats is distributed cache in hadoop?
Should we use RAID in Hadoop or not?
Can we call vms as pseudos?
What are the functions of NameNode?
Input Split & Record Reader and what they do?
What is the functionality of jobtracker in hadoop?
How can we look for the namenode in the browser?
How can you connect an application
What is a Secondary Namenode? Is it a substitute to the Namenode?
What are channel selectors?
Which one is default InputFormat in Hadoop ?
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