Can we deploye job tracker other than name node?
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What kind of hardware is best for hadoop?
What is a record reader?
Clarify how job tracker schedules an assignment?
Explain how do you overwrite replication factor?
Why do we need hadoop for big data analytics?
Clarify what is sequence file input format?
Mention what is the difference between an rdbms and hadoop?
Why do we need Hadoop Archives? How is it created?
What jobtracker is in hadoop? What are the activities followed by hadoop?
How namenode handles data node failures?
What is Reducer in Hadoop?
How to restart NameNode or all the daemons in Hadoop?
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