What are 'slaves' and 'masters' in Hadoop?
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Ideally what should be replication factor in a Hadoop cluster?
Is it possible to have hadoop job output in multiple directories?
What type of data we should put in distributed cache? When to put the data in dc? How much volume we should put in?
Is Namenode machine same as DataNode machine as in terms of hardware in Hadoop?
What is Small File Problem in Hadoop? How can it be resolved?
How to restart NameNode or all the daemons in Hadoop?
What are the features of Fully-Distributed mode?
Clarify what is sequence file input format?
Which directory does hadoop install to?
How can native libraries be included in yarn jobs?
How NameNode tackle Datanode failures in Hadoop?
Can we use windows for hadoop?
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