What is job tracker in Hadoop?
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Can you give a detailed overview about the Big Data being generated by Facebook?
How namenode handles data node failures?
Can we use windows for hadoop?
What is JPS? Why is it used in Hadoop?
Explain the difference between an inputsplit and a block?
What is streaming access?
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what is next step after mapper or maptask?
What are the four basic parameters of a mapper?
What are some of the characteristics of Hadoop framework?
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