Can you explain commodity hardware?
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Mention what is data cleansing?
Mention what is rack awareness?
Explain is it possible to search for files using wildcards?
What is 'jps'?
Which object can be used to get the progress of a particular job
What are the main components in Hadoop Eco-System and what are their functions ?
Can you explain speculative execution?
Mention what does the text input format do?
Explain Hadoop streaming?
Which database is used in hadoop?
Explain what is speculative execution?
Ideally what should be replication factor in a Hadoop cluster?
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