What is the relationship between Jobs and Tasks in Hadoop?
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What are the core components of Hadoop?
Mention what are the three modes in which hadoop can be run?
How can you set an arbitrary number of Reducers to be created for a job in Hadoop?
How NameNode tackle Datanode failures in Hadoop?
How many maps are there in a particular job?
Clarify what webdav is in hadoop?
What is CAP Theorem? What aspects does Hadoop support from this theorem?
Name the files which are used by the startup and shutdown commands?
Can you explain bloommapfile.
What is the purpose of RecordReader in hadoop?
Define a record reader?
How analysis of Big Data is useful for organizations?
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