Define a task tracker?
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What does /var/hadoop/pids do?
What are sink processors?
What is small file problem in hadoop?
What do you understand from Node redundancy and is it exist in hadoop cluster?
On what basis data will be stored on a rack?
What is Hadoop Custom partitioner ?
What is Hadoop?
what should be the ideal replication factor in hadoop?
Main Components of Hadoop?
Is fs.mapr.working.dir a single directory?
What is DistributedCache and its purpose?
explain Metadata in Namenode?
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