Is hadoop a memory?
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How did you debug your Hadoop code ?
Name the various types of lists supported by bootstrap.
Is hadoop open source?
How is hadoop different from other data processing tools?
How Mapper is instantiated in a running job?
How hdfa differs with nfs?
What is a heartbeat in HDFS?
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?
what is a datanode?
How can we look for the namenode in the browser?
Explain the use of .mecia class?
How many Daemon processes run on a Hadoop system?
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