How Hadoop is cost-effective?
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Why use hadoop?
Explain about Hadoop file system and processing framework?
What does the high availability of a name-node means? How is it accomplished?
Explain how jobtracker schedules a task?
Can we create a hadoop cluster from scratch?
Which port does SSH work on?
What is 'jps'?
Explain the key benefits of using storm for real time processing?
What are the limitations of Hadoop?
What is winutils hadoop?
What happen if one of the datanodes has much slower cpu?
What is the key difference between NameNode and DataNode in Hadoop?
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