Explain what is storage and compute nodes?
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Can hadoop handle streaming data?
Can you explain record reader?
When should be hadoop archive create?
Give me the examples of Columnar database ?
What the information segments utilized by hadoop are?
Can we change the file cached by distributed cache
What is the purpose of RecordReader in hadoop?
Clarify what jobtracker is in hadoop? What are the activities followed by hadoop?
What is the non dfs used?
Can you explain speculative execution?
Explain the Single point of Failure in Hadoop?
Which modes can Hadoop be run in? List a few features for each mode?
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