Where is the Mapper Output intermediate kay-value data stored ?
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Is secondary namenode a substitute to the namenode?
Where do you specify the Mapper Implementation?
What is the port number for NameNode
Does hadoop always require digital data to process?
What is a heartbeat in HDFS?
Hadoop Libraries and Utilities and Miscellaneous Hadoop Applications?
Which are the three main hdfs-site.xml properties?
What is the use of combiners in the hadoop framework?
How is the distance between two nodes defined in Hadoop?
How to enable trash/recycle bin in hadoop?
Did you ever built a production process in hadoop ? If yes then what was the process when your hadoop job fails due to any reason?
Who invented hadoop?
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