What are the major differences between Hadoop 2 and Hadoop 3?
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What are some typical functions of job tracker in hadoop?
How many daemon processes run on a hadoop cluster?
If the hadoop administrator needs to make a change, which configuration file does he need to change?
How does job tracker schedule a job for the task tracker?
What are the Features of Hadoop?
How Big is ‘Big Data’?
Mention what does the text input format do?
Explain some important features of hadoop?
Mention what job does the conf class do?
Which directory does hadoop install to?
Mention what are the three modes in which hadoop can be run?
What do you mean by the NameNode High Availability in hadoop?
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