What are configuration files in Hadoop?
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what if job tracker machine is down?
What is NameNode? How NameNode tackle Datanode failures in Hadoop?
Which modes can Hadoop be run in? List a few features for each mode?
What is job tracker role in hadoop?
What are the core components of Hadoop?
What is a commodity hardware? Does commodity hardware include RAM?
For using hadoop list the network requirements?
List out some common problems faced by data analyst?
What is Small File Problem in Hadoop? How can it be resolved?
What are the features of Standalone (local) mode?
Give me an example of document database ?
Can you explain edge nodes in hadoop?
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