How will format the HDFS ?
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Why do we use Hadoop?
How does an hadoop application look like or their basic components?
what is a datanode?
What are the modules that constitute the Apache Hadoop 2.0 framework?
How would you use Map/Reduce to split a very large graph into smaller pieces and parallelize the computation of edges according to the fast/dynamic change of data?
Explain how can we change the split size if our commodity hardware has less storage space?
What are the functions of NameNode?
What is partioner in hadoop? Where does it run,mapper or reducer?
What is the default replication factor?
Explain why do we need hadoop?
what are the steps involved in decommissioning removing
On which port does ssh work?
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