Explain the wordcount implementation via hadoop framework ?
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Can Hadoop be compared to NOSQL database like Cassandra?
What is the InputFormat ?
what are the nodes in the Hadoop cluster?
What problems have you faced when you are working on Hadoop code?
Why do we use HDFS for applications having large data sets and not when there are lot of small files?
How client application interacts with the NameNode?
How a task is scheduled by a jobtracker?
shouldn't DFS be able to handle large volumes of data already?
What is inputsplit in hadoop? Explain.
Name the various types of lists supported by bootstrap.
Define streaming?
What is difference between split and block in hadoop?
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