What is Partioner in hadoop? Where does it run
What is IdentityMapper?
Explain InputFormat?
What is compute and Storage nodes?
Explain the shuffle?
What is Rack awareness?
Is hadoop a memory?
Explain what if rack 2 and datanode fails?
Define fault tolerance?
What is Apache Hadoop YARN?
Is map like a pointer?
Explain how is hadoop different from other data processing tools?
What is the difference between Hadoop and Traditional RDBMS?