What is difference between split and block in hadoop?
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In which location Name Node stores its Metadata and why?
How can we check whether namenode is working or not?
Explain a simple Map/Reduce problem.
What alternate way does HDFS provides to recover data in case a Namenode
How to change Replication Factor For below cases ?
Define a job tracker?
What is the purpose of DataNode block scanner?
What are the site-specific configuration files in Hadoop?
What if a namenode has no data?
Can you tell us more about ssh?
What is output format in hadoop?
How client application interacts with the NameNode?
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