What is the use of Combiner?
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What happens to a namenode, when job tracker is down?
What is keyvaluetextinputformat?
what is meaning Replication factor?
Can we call vms as pseudos?
What is the use of combiners in the hadoop framework?
What is inputformat in hadoop?
what should be the ideal replication factor in hadoop?
Which data storage components are used by hadoop?
What do you know about sequencefileinputformat?
What is MapFile?
how can we change Replication Factor?
On which port does ssh work?
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