What is Schema on Read and Schema on Write?
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How is HDFS fault tolerant?
How to enable trash/recycle bin in hadoop?
Explain the basic architecture of Hadoop?
Is it possible to provide multiple inputs to hadoop? If yes, explain.
Explain what is sqoop in Hadoop ?
Can you tell us more about ssh?
Explain the wordcount implementation via hadoop framework ?
Is it necessary to write jobs for hadoop in the java language?
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?
Explain the hadoop-core configuration?
What are the benefits of block transfer?
when hadoop enter in safe mode?
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