What is Small File Problem in Hadoop? How can it be resolved?
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What are the side data distribution techniques?
Give me an example of document database ?
How can we create a hadoop cluster from scratch?
Name the most common input formats defined in hadoop?
Doesn’t google have its very own version of dfs?
Does hadoop follows the unix pattern?
What is Chain Mapper?
What is single node cluster in Hadoop? for what all purposes Hadoop run on a single node cluster?
What is the command to change the replication factor ?
Explain map-only job?
How does job tracker schedule a job for the task tracker?
What does secondary name-node means?
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