What are the common types of NOSQL data bases ?
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What is the use of recordreader in hadoop?
Compare Hadoop 2 and Hadoop 3?
Did you ever ran into a lop sided job that resulted in out of memory error, if yes then how did you handled it ?
Why do the nodes are removed and added frequently in a hadoop cluster?
What a task tracker is in hadoop?
What the information segments utilized by hadoop are?
Mention what is the data storage component used by hadoop?
Can you explain bloommapfile.
Why slaves limited to 4000 in hadoop version 1?
List of some best tools that can be useful for data-analysis?
What are the limitations of Hadoop?
Define a record reader?
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