What are the tools used in big data?
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What is pseudo-distributed mode?
What are the most common InputFormats in Hadoop?
Can you explain commodity hardware?
What is difference between secondary namenode, checkpoint namenode & backupnode?
What is Slot in Hadoop v1? Why was it removed from Hadoop v2?
What are the main features and Characteristics of Hadoop which makes it the most popular and powerful Big Data tool?
What daemons run on master nodes?
Can you define udf?
How can you set an arbitrary number of Reducers to be created for a job in Hadoop?
What is Distributed Cache in Hadoop?
Which database is used in hadoop?
Explain some important features of hadoop?
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