What is Disk Balancer in Hadoop?
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Can we deploy job tracker other than name node?
What does rack awareness mean?
What are the differences between hadoop 1 and hadoop 2?
What mode(s) can hadoop code be run in?
What is check pointing in hadoop?
Mention what does the text input format do?
Is it possible to provide multiple input to Hadoop? If yes then how?
Explain the key benefits of using storm for real time processing?
Is there another way to check whether Namenode is working?
Is it possible to have hadoop job output in multiple directories? If yes, how?
Is Namenode machine same as DataNode machine as in terms of hardware in Hadoop?
What happens if the number of reducers is 0 in Hadoop?
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