What is the jobtracker and what it performs in a hadoop cluster?
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Name the various types of lists supported by bootstrap.
Which data storage components are used by hadoop?
Who invented hadoop?
Explain how input and output data format of the hadoop framework?
Explain the overview of hadoop history breifly?
What are the most commonly defined input formats in Hadoop?
Define tasktracker.
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?
Define streaming access?
Is it necessary to write jobs for hadoop in the java language?
What are the core components of Apache Hadoop?
What are the modes in which Apache Hadoop run?
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