What are the limitations of Hadoop?
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Why do we need hadoop for big data analytics?
Is Namenode machine same as DataNode machine as in terms of hardware in Hadoop?
What are the major differences between Hadoop 2 and Hadoop 3?
What are the port numbers of task tracker?
What are the primary phases of the reducer?
Is it possible to have hadoop job output in multiple directories? If yes, how?
If datanodes increase, then do we need to upgrade namenode?
What does hadoop-env.sh do?
Explain Hadoop Archives?
What are the main components in Hadoop Eco-System and what are their functions ?
How many InputSplits will be made by hadoop framework?
What does the high availability of a name-node means? How is it accomplished?
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