Can you define a checkpoint?

477

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

439

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Can you explain commodity hardware?

419

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How can native libraries be included in yarn jobs?

485

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How to do ‘map’ and ‘reduce’ works?

578

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Can you explain bloommapfile.

459

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Why is checkpointing important in hadoop?

475

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

461

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What do you know about the speculative execution?

466

---

What are the differences between hadoop 1 and hadoop 2?

442

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

476

---

What is a namenode?

407

---

Can hadoop handle streaming data?

467

---

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

448

---

What do you know about yarn?

418

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