Answer / Meeta Rani

The Job Tracker in Hadoop is responsible for managing tasks and assigning them to TaskTrackers. Its primary functions include: scheduling tasks, monitoring their progress, handling failures, and re-scheduling tasks if necessary.

Explain Hadoop streaming?

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What is the best practice to deploy the secondary name node?

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What is streaming access?

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How to create the directory when name node is in safe mode?

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Can we deploye job tracker other than name node?

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Mention what job does the conf class do?

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Is it possible to rename the output file, and if so, how?

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What is a namenode?

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List out the different stream grouping in apache storm?

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What does rack awareness mean?

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What happens if you get a ‘connection refused java exception’ when you type hadoop fsck /?

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When we send a data to a node, do we allow settling in time, before sending another data to that node?

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