What does jps command do in Hadoop?
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Explain the difference between an inputsplit and a block?
How is the splitting of file invoked in Hadoop framework?
What are the actions followed by hadoop?
What is rack awareness in hadoop?
What is the procedure for namenode recovery?
How to do ‘map’ and ‘reduce’ works?
what is next step after mapper or maptask?
Give examples of some companies that are using Hadoop structure?
What are the Hadoop features extended to its eco-system components ?
How will you write a custom partitioner for a Hadoop job?
Explain the key benefits of using storm for real time processing?
What are some typical functions of job tracker in hadoop?
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