What does hadoop-env.sh do?
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Explain how can you debug hadoop code?
Explain what happens in text format?
Where is hadoop-env.sh file present?
How many job tracker processes can run on a single Hadoop cluster?
Explain how can we check whether namenode is working or not?
Explain edge nodes in hadoop?
What is a Backup node in Hadoop?
What are the parameters of mappers and reducers?
How many daemon processes run on a hadoop cluster?
Mention what is the data storage component used by hadoop?
What is Identity reducer?
What is Combiner in Hadoop?
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