Can you define inputsplit in hadoop?
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What is difference between secondary namenode, checkpoint namenode & backupnode?
How many maps are there in a particular job?
What is the most widely recognized info formats characterized in hadoop?
What is 'jps'?
Explain what is a sequence file in hadoop?
How to create a user in Hadoop?
Which database is used in hadoop?
How many datanodes can run on a single Hadoop cluster?
What is Chain Mapper?
How can you set an arbitrary number of mappers to be created for a job in Hadoop?
Explain what happens when hadoop spawned 50 tasks for a job and one of the task failed?
What does secondary name-node means?
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