What is the job tracker role in hadoop?
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Define a sequence file in hadoop?
What do you understand by standalone (or local) mode?
What is CAP Theorem? What aspects does Hadoop support from this theorem?
Mention what are the most common input formats defined in hadoop?
List Hadoop’s three configuration files?
Why is Data Block size set to 128 MB in Hadoop?
Explain the usage of Context Object?
What are the port numbers of namenode?
What is the NameNode port number?
Give a brief overview of Hadoop history?
What is Distributed Cache in Hadoop?
is there a standard procedure to deploy hadoop?
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