What are the benefits yarn brings in to hadoop?
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What is the difference between an inputsplit and a block?
What happens in text format?
Can you give some examples of Big Data?
Can we deploy job tracker other than name node?
Why slaves limited to 4000 in hadoop version 1?
Why do we need Hadoop Archives? How is it created?
Hadoop achieves parallelism by dividing the tasks across many nodes, it is possible for a few slow nodes to rate-limit the rest of the program and slow down the program. What mechanism Hadoop provides to combat this?
Explain map-only job?
What mode(s) can hadoop code be run in?
How can you set an arbitrary number of mappers to be created for a job in Hadoop?
When we send a data to a node, do we allow settling in time, before sending another data to that node?
Is there another way to check whether Namenode is working?
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