what if job tracker machine is down?
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Why do the nodes are removed and added frequently in a hadoop cluster?
Clarify how ordering in hdfs is finished?
Can you explain indexing?
How to add/delete a Node to the existing cluster?
Where are Hadoop’s configuration files located?
Clarify what is sequence file input format?
What daemons run on master nodes?
What is tasktracker in hadoop?
What are the side data distribution techniques?
Do we require two servers for the namenode and the datanodes?
What is the most widely recognized info formats characterized in hadoop?
How can you set an arbitrary number of mappers to be created for a job in Hadoop?
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