Input Split & Record Reader and what they do?
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What do shuffling do?
What is a Combiner?
what are the steps involved in commissioning adding
What are the modules that constitute the Apache Hadoop 2.0 framework?
What is MapFile?
Can the balancer be run while Hadoop is in use?
What is the meaning of the term "non-DFS used" in Hadoop web-console?
Virtual Box & Ubuntu Installation?
Can you tell us more about ssh?
Define a datanode?
What is HDFS Block size? How is it different from traditional file system block size?
What is version-id mismatch error in hadoop?
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