What are the major differences between Hadoop 2 and Hadoop 3?
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What are the main features and Characteristics of Hadoop which makes it the most popular and powerful Big Data tool?
Explain what is a sequence file in hadoop?
Explain how jobtracker schedules a task?
What daemons run on master nodes?
Can you explain record reader?
Can we change the file cached by distributed cache
Explain what is jobtracker in hadoop? What are the actions followed by hadoop?
Can you explain textinformat?
For using hadoop list the network requirements?
Can you explain sequence file in hadoop?
Is it possible to have hadoop job output in multiple directories?
What are some typical functions of job tracker in hadoop?
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