What are watches?
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What is a Secondary Namenode? Is it a substitute to the Namenode?
What is hadoop framework?
How to enable recycle bin in hadoop?
Is hadoop obsolete?
What is HDFS block size and what did you chose in your project?
Does google use hadoop?
What is the default block size in hdfs?
What is the jobtracker?
What are the limitations of importing RDBMS tables into Hcatalog directly?
Explain how is hadoop different from other data processing tools?
What do you know about nlineoutputformat?
What is the purpose of DataNode block scanner?
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