Explain what is a sequence file in hadoop?
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What is High Availability feature in Hadoop2?
How can you set an arbitrary number of Reducers to be created for a job in Hadoop?
what happens when namenode goes down during file read operation in hadoop?
What does the high availability of a name-node means? How is it accomplished?
What is Small File Problem in Hadoop? How can it be resolved?
Why is Data Block size set to 128 MB in Hadoop?
Which language is more suitable for text analytics? R or python?
Explain Hadoop streaming?
What are the important features of hadoop?
Mention what is the data storage component used by hadoop?
What is TextInputFormat in Hadoop?
Can we create a hadoop cluster from scratch?
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