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On What concept the Hadoop framework works?
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More Apache Hadoop Interview Questions
What is small file problem in hadoop?
Explain the master class and the output class do?
How many instances of a jobtracker run on hadoop cluster?
What is the default block size in hdfs?
How many maximum jvm can run on a slave node?
What are watches?
What are the functions of NameNode?
Have you ever used Counters in Hadoop. Give us an example scenario?
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Define fault tolerance?
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