What are the default configuration files that are used in hadoop?
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What other technologies have you used in hadoop sta ck?
Can we do online transactions(oltp) using hadoop?
Can we have multiple entries in the master files?
What is a Secondary Namenode? Is it a substitute to the Namenode?
What is Distributed Cache?
Command to format the NameNode?
What is partioner in hadoop? Where does it run,mapper or reducer?
Why is hadoop faster?
Is map like a pointer?
Explain the benefits of block transfer?
What is Hadoop?
What is the difference between a Hadoop and Relational Database and Nosql?