If a data Node is full how it's identified?
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Is it necessary to know java to learn hadoop?
What is hadoop framework?
What are the Basics of Hadoop?
What Mapper does?
On which port does ssh work?
What do masters consist of?
What is crontab? Explain with suitable example?
How to come out of the insert mode?
What is formatting of the dfs?
What is the difference between a Hadoop and Relational Database and Nosql?
How a task is scheduled by a jobtracker?
Explain how do ‘map’ and ‘reduce’ works?
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