What is tasktracker in hadoop?
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After increasing the replication level, I still see that data is under replicated. What could be wrong?
What are the side effects of not running a secondary name node?
What is the use of cloudera?
What is winutils hadoop?
What is Reducer in Hadoop?
What is the job tracker role in hadoop?
Ideally what should be the replication factor in hadoop?
What is structured and unstructured data?
Explain what is a sequence file in hadoop?
Can we deploye job tracker other than name node?
What does the high availability of a name-node means? How is it accomplished?
How can one write custom record reader?
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