What is the purpose of RawComparator interface?
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Where do you specify the Mapper Implementation?
Explain why do we need hadoop?
What do sorting do?
Is hadoop obsolete?
What are watches?
How to enable trash/recycle bin in hadoop?
What is the difference between Gen1 and Gen2 Hadoop with regards to the Namenode?
How blocks are distributed among all data nodes for a particular chunk of data?
How to change Replication Factor For below cases ?
What is the jobtracker?
Is it possible to provide multiple inputs to hadoop? If yes, explain.
How to write a Custom Key Class?
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