Where do you specify the Mapper Implementation?
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What are the two main components of ResourceManager?
What happens in a textinputformat?
Should we use RAID in Hadoop or not?
How is hadoop different from other data processing tools?
Is hadoop obsolete?
How can we change the split size if our commodity hardware has less storage space?
What is a JobTracker in Hadoop? How many instances of JobTracker run on a Hadoop Cluster?
What is Your Cluster size ?
Explain the features of fully distributed mode?
What is hbase in hadoop?
What is zookeeper in hadoop?
What is the use of combiners in the hadoop framework?