Why do we need Hadoop Archives? How is it created?
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What is 'jps'?
Mention what job does the conf class do?
Give a brief overview of Hadoop history?
Do we require two servers for the namenode and the datanodes?
What the information segments utilized by hadoop are?
What are the tools used in big data?
What is Chain Mapper?
Explain how is data partitioned before it is sent to the reducer if no custom partitioner is defined in hadoop?
Explain Hadoop Archives?
Can you give a detailed overview about the Big Data being generated by Facebook?
How will you write a custom partitioner for a Hadoop job?
What are the most common InputFormats in Hadoop?
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