What are the hadoop's three configuration files?
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Can you explain how do ‘map’ and ‘reduce’ work?
What is keyvaluetextinputformat?
Explain the use of tasktracker in the hadoop cluster?
What is the jobtracker?
Define a datanode?
What is NoSQL?
What are the steps to submit a Hadoop job?
What is Hadoop serialization?
What is HDFS Federation?
Knox and Hadoop Development Tools?
Where is the Mapper Output stored?
What is Safemode in Apache Hadoop?
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