On What concept the Hadoop framework works?
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If a data Node is full how it's identified?
What is small file problem in hadoop?
What mechanism does hadoop framework provides to synchronize changes made in distribution cache during runtime of the application?
how can we change Replication Factor?
How is the distance between two nodes defined in Hadoop?
Does hadoop always require digital data to process?
Where is the Mapper Output intermediate kay-value data stored ?
What is the default replication factor?
how would you modify that solution to only count the number of unique words in all the documents?
What is a Combiner?
What if a namenode has no data?
Explain the basic architecture of Hadoop?
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