What is JPS? Why is it used in Hadoop?
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What is streaming access?
What are the modes in which Hadoop run?
If DataNode increases, then do we need to upgrade NameNode?
Explain how Hadoop cluster hardware planning and provisioning is done?
What is the hadoop-core configuration?
What are the limitations of Hadoop?
Why would nosql be better than using a sql database? And how much better is it?
Explain the Single point of Failure in Hadoop?
Can we use windows for hadoop?
What is the best practice to deploy the secondary name node?
Mention how hadoop is different from other data processing tools?
What is Fault Tolerance?
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