What are the main components in Hadoop Eco-System and what are their functions ?
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What is Mapper in Hadoop?
How many maps are there in a particular job?
What is purpose of RecordWriter in Hadoop?
Ideally what should be replication factor in a Hadoop cluster?
What is the command to change the replication factor ?
List of the some best tools that can be useful for data-analysis?
What is configured in /etc/hosts and what is its role in setting Hadoop cluster?
Which language is more suitable for text analytics? R or python?
What is namenode?
What is streaming in Hadoop?
Can you explain bloommapfile.
What is TextInputFormat in Hadoop?
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