Can you explain commodity hardware?
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How is the splitting of file invoked in Hadoop ?
Can you define udf?
Give me the examples of Columnar database ?
What is Mapper in Hadoop?
What is JPS? Why is it used in Hadoop?
Clarify how job tracker schedules an assignment?
Where is hadoop-env.sh file present?
List out the different stream grouping in apache storm?
What does the mapred.job.tracker command do?
What are the port numbers of job tracker?
What is the NameNode port number?
What is Mapper? How can we compress Mapper output in Hadoop?
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