What is the full form of fsck?
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What does ‘jps’ command do?
What are the characteristics of hadoop framework?
Why we cannot do aggregation (addition) in a mapper? Why we require reducer for that?
What is MapFile?
What is rack-aware replica placement policy?
Explain how input and output data format of the hadoop framework?
Can we do online transactions(oltp) using hadoop?
Is hadoop obsolete?
Explain the overview of hadoop history breifly?
Is it possible to provide multiple inputs to hadoop? If yes, explain.
What is the sequencefileinputformat in hadoop?
What are the site-specific configuration files in Hadoop?
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