List Hadoop’s three configuration files?
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What is the procedure for namenode recovery?
What is JobTracker?
In which location name node sores its metadata and why?
List out the different stream grouping in apache storm?
Mention how many inputsplits is made by a hadoop framework?
Can we create a hadoop cluster from scratch?
Explain map-only job?
What is data cleansing?
Mention what job does the conf class do?
What sorts of actions does the job tracker process perform?
What is Identity reducer?
Why use hadoop?
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