Who are ‘Data Scientists’?
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Is it possible to have hadoop job output in multiple directories?
What webdav is in hadoop?
What is the problem with small files in Hadoop?
Is it possible to provide multiple input to Hadoop? If yes then how?
What is the characteristic of streaming API that makes it flexible run MapReduce jobs in languages like Perl, Ruby, Awk etc.?
What is Chain Mapper?
What is Rack Awareness? What is its need in Hadoop?
How does hadoop achieve fault tolerance?
How can we create a hadoop cluster from scratch?
What are the features of Pseudo mode?
Clarify what is sequence file input format?
What is active and passive NameNode in Hadoop?
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