What is Fault Tolerance?
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What the information segments utilized by hadoop are?
What is Small File Problem in Hadoop? How can it be resolved?
What does rack awareness algorithm means and why is it utilized as a part of hadoop?
Which modes can Hadoop be run in? List a few features for each mode?
Explain the common input formats in hadoop?
What type of data hadoop can handle ?
Clarify how ordering in hdfs is finished?
How will you write a custom partitioner for a Hadoop job?
Why we use intwritable instead of int? Why we use longwritable instead of long?
How ordering in hdfs is finished?
How would you restart NameNode?
Name the operating system(s) which are supported for production hadoop deployment?
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