What happen if a datanode loses network connection for a few minutes?
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How can you set an arbitrary number of Reducers to be created for a job in Hadoop?
Give me an example of document database ?
What are the benefits yarn brings in to hadoop?
Where is hadoop-env.sh file present?
What are the most common OutputFormat in Hadoop?
Can you explain edge nodes in hadoop?
What is Balancer in Hadoop?
What are the main components in Hadoop Eco-System and what are their functions ?
What is the purpose of RecordReader in hadoop?
What happen when namenode enters in safemode in hadoop?
What are the important features of hadoop?
Clarify what a task tracker is in hadoop?
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