What problems have you faced when you are working on Hadoop code?
Answer / Neetu Pandey
One common problem faced while working with Hadoop is handling large volumes of data. Other challenges include managing job failures, optimizing performance, and understanding the MapReduce programming model.
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On What concept the Hadoop framework works?
What is Your Cluster size ?
how can we change Replication Factor?
If a data Node is full how it's identified?
What's the best way to copy files between HDFS clusters?
How will you make changes to the default configuration files?
What is output format in hadoop?
Did you ever ran into a lop sided job that resulted in out of memory error
What do you understand from Node redundancy and is it exist in hadoop cluster?
Explain the use of tasktracker in the hadoop cluster?
What is Derby database?
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