Mention what daemons run on a master node and slave nodes?
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How can you native libraries be included in yarn jobs?
Mention what job does the conf class do?
Explain the common input formats in hadoop?
Explain how jobtracker schedules a task?
Explain the key benefits of using storm for real time processing?
Explain how Hadoop cluster hardware planning and provisioning is done?
What is the role of the namenode?
Why do the nodes are removed and added frequently in a hadoop cluster?
Can we deploy job tracker other than name node?
Are job tracker and task trackers present in separate machines?
What are the different commands used to startup and shutdown Hadoop daemons?
Why is Data Block size set to 128 MB in Hadoop?
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