What are the functionalities of jobtracker?
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What are the network requirements for using hadoop?
How to enable recycle bin or trash in hadoop?
What problems have you faced when you are working on Hadoop code?
What are the most commonly defined input formats in Hadoop?
Mention what are the data components used by Hadoop?
On which port does ssh work?
Mention what is the number of default partitioner in Hadoop?
Why do we need a password-less ssh in fully distributed environment?
What will be the consideration while we do Hardware Planning for Master in Hadoop architecture?
Suppose Hadoop spawned 100 tasks for a job and one of the task failed. What will Hadoop do?
Does hadoop always require digital data to process?
Explain the hadoop-core configuration?
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