Can you define a checkpoint?

471

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Which language is more suitable for text analytics? R or python?

438

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Can you explain commodity hardware?

414

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How can native libraries be included in yarn jobs?

482

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How to do ‘map’ and ‘reduce’ works?

576

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Can you explain bloommapfile.

454

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Why is checkpointing important in hadoop?

468

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What happens when two clients try to access the same file in the hdfs?

455

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What do you know about the speculative execution?

461

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What are the differences between hadoop 1 and hadoop 2?

434

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Why do the nodes are removed and added frequently in a hadoop cluster?

475

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What is a namenode?

405

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Can hadoop handle streaming data?

464

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What is hadoop? Name the main components of a hadoop application?

445

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What do you know about yarn?

414

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