Explain in which directory hadoop is installed?
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what if job tracker machine is down?
What are the configuration files in Hadoop?
What is the difference between a hadoop database and relational database?
How can we create a hadoop cluster from scratch?
Which object can be used to get the progress of a particular job
Explain what is a sequence file in hadoop?
Define a sequence file in hadoop?
Can you explain hadoop streaming?
How to debug Hadoop code?
Suppose hadoop spawned 100 tasks for a job and one of the tasks failed. What will hadoop do?
What are the features of Pseudo mode?
What is job tracker in Hadoop?
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