Will various customers write into an hdfs record simultaneously?

51

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Clarify the difference between nas and hdfs.

41

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What do you mean by meta information in hdfs?

40

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Can we change the document present in hdfs?

51

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What does rack awareness algorithm means and why is it utilized as a part of hadoop?

478

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What does rack awareness algorithm means?

533

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What does the high availability of a name-node means? How is it accomplished?

448

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What does name-node mean in hadoop?

511

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What is check pointing in hadoop?

476

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What does secondary name-node means?

478

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What type of data hadoop can handle ?

472

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What does the high availability of a name-node means?

476

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What does block mean?

481

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What do you think about the speculative execution?

480

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What did mean by data-node?

475

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