Answer / Janardan Kushwaha

"Yes, it is possible to provide multiple inputs to Hadoop for processing in a single MapReduce job. This can be achieved by specifying multiple InputPaths or InputPaths and CombinerPaths within the configuration of the job. Each input will be processed independently before being combined and further processed as part of the job."n

Explain the hadoop configuration files at present?

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Did you ever ran into a lop sided job that resulted in out of memory error

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How do you categorize a big data?

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Is hadoop a database?

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How will format the HDFS ?

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What do masters consist of?

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What is Apache Hadoop YARN?

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Explain the shuffle?

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What's the best way to copy files between HDFS clusters?

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Explain how input and output data format of the hadoop framework?

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How can you connect an application

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What are the port numbers of namenode, job tracker and task tracker?

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