Can we deploye job tracker other than name node?
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Explain what is sequencefileinputformat?
Explain is it possible to search for files using wildcards?
What is the default replication factor in Hadoop and how will you change it?
Clarify what is sqoop in hadoop?
What are the network requirements for hadoop?
If DataNode increases, then do we need to upgrade NameNode?
Define a sequence file in hadoop?
What is Federation?
Define data cleansing?
How Hadoop’s CLASSPATH plays a vital role in starting or stopping in Hadoop daemons?
Can you explain indexing?
What is the role of the secondary namenode?
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