Why use hadoop?

440

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What are the actions followed by hadoop?

466

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What kind of hardware is best for hadoop?

418

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Where are hadoop’s configuration files located and list them?

447

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How jobtracker assign tasks to the tasktracker?

414

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What are the functionalities of jobtracer?

410

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How does fault tolerance work in mapreduce?

626

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What is a scarce system resource?

654

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With the help of two examples name the map and reduce function purpose

638

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Write a short note on the disadvantages of mapreduce

600

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Explain what you understand by speculative execution

610

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Explain combiners.

637

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when do reducers play their role in a mapreduce task?

617

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In mapreduce what is a scarce system resource? Explain?

671

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What do you understand by mapreduce?

650

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