Can you define a checkpoint?

436

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

411

---

Can you explain commodity hardware?

382

---

How can native libraries be included in yarn jobs?

446

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How to do ‘map’ and ‘reduce’ works?

520

---

Can you explain bloommapfile.

431

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Why is checkpointing important in hadoop?

442

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

431

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What do you know about the speculative execution?

433

---

What are the differences between hadoop 1 and hadoop 2?

401

---

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

446

---

What is a namenode?

368

---

Can hadoop handle streaming data?

433

---

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

419

---

What do you know about yarn?

384

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