What is the difference between Hadoop and Traditional RDBMS?
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What do you mean by taskinstance?
What are the default configuration files that are used in hadoop?
explain Metadata in Namenode?
What are sink processors?
What is the difference between hadoop and other data processing tools?
what is the typical block size of an HDFS block?
Define a namenode?
How is the distance between two nodes defined in Hadoop?
Define a commodity hardware? Does commodity hardware include ram?
What is IdentityMapper?
What is a secondary namenode?
Why do we need a password-less ssh in fully distributed environment?
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