Main Components of Hadoop?
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What do masters consist of?
What is the difference between Hadoop and Traditional RDBMS?
How do you define "block" in HDFS?
How many JVMs run on a slave node?
What is the full form of fsck?
What do sorting do?
What is the main purpose of HDFS fsck command?
What is a 'block' in HDFS?
How to change replication factor of files already stored in HDFS?
How a task is scheduled by a jobtracker?
Does Hadoop requires RAID?
What is the functionality of jobtracker in hadoop? How many instances of a jobtracker run on hadoop cluster?
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