Will various customers write into an hdfs record simultaneously?

42

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Clarify the difference between nas and hdfs.

35

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What do you mean by meta information in hdfs?

32

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Can we change the document present in hdfs?

41

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

433

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What does rack awareness algorithm means?

493

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

417

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What does name-node mean in hadoop?

477

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What is check pointing in hadoop?

442

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What does secondary name-node means?

432

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What type of data hadoop can handle ?

426

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

427

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What does block mean?

446

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What do you think about the speculative execution?

439

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What did mean by data-node?

433

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