what is meaning Replication factor?
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Where is the Mapper Output intermediate kay-value data stored ?
What happens in a textinputformat?
shouldn't DFS be able to handle large volumes of data already?
What is configuration of a typical slave node on Hadoop cluster? How many JVMs run on a slave node?
What is oozie in hadoop?
What are different hdfs dfs shell commands to perform copy operation?
Explain the master class and the output class do?
What is unstructured data?
Is hadoop obsolete?
How the Client communicates with HDFS?
What is the main purpose of HDFS fsck command?
Mention what are the data components used by Hadoop?
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