What do you understand by a closure in scala?
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Can hadoop handle streaming data?
Explain InputSplit in Hadoop?
What are the common types of NOSQL data bases ?
what happens when namenode goes down during file read operation in hadoop?
What are the most common OutputFormat in Hadoop?
Give me examples of unstructured data?
What are the network requirements for hadoop?
What is the difference between namenode and datanode in hadoop?
What are the core methods of a Reducer?
What is difference between secondary namenode, checkpoint namenode & backupnode?
Is it possible to provide multiple input to Hadoop? If yes then how?
For using hadoop list the network requirements?
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