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Hadoop General Interview Questions
Un-Answered Questions { Hadoop General }
Is it possible to provide multiple input to Hadoop? If yes then how?
Give me an example of document database ?
Mention what are the most common input formats defined in hadoop?
Why use hadoop?
What is Disk Balancer in Hadoop?
What is Federation?
What is check pointing in hadoop?
Clarify how ordering in hdfs is finished?
Why do the nodes are removed and added frequently in a hadoop cluster?
What are the actions followed by hadoop?
Is Namenode machine same as DataNode machine as in terms of hardware in Hadoop?
How is the splitting of file invoked in Hadoop ?
Explain how can we check whether namenode is working or not?
Mention what is data cleansing?
What does the high availability of a name-node means?
