How to resolve IOException: Cannot create directory
How to come out of the insert mode?
Virtual Box & Ubuntu Installation?
What Mapper does?
What problems have you faced when you are working on Hadoop code?
What is the difference between SQL and NoSQL?
What is inputsplit in hadoop? Explain.
What are channel selectors?
What is a Record Reader in hadoop?
Define a job tracker?
How to change Replication Factor For below cases ?
What is small file problem in hadoop?
Which data storage components are used by hadoop?