Can we do online transactions(oltp) using hadoop?
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What are sink processors?
Can we call vms as pseudos?
Are Namenode and job tracker on the same host?
How we can take Hadoop out of Safe Mode?
Explain the core components of hadoop?
What do shuffling do?
What is the meaning of speculative execution in Hadoop? Why is it important?
What is the purpose of dfsadmin tool?
What happens to a namenode, when job tracker is down?
What are the different methods to run Spark over Apache Hadoop?
Can you give us some more details about ssh communication between masters and the slaves?
What is the purpose of button groups?
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