What kind of hardware is best for hadoop?

418

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Where are hadoop’s configuration files located and list them?

447

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How jobtracker assign tasks to the tasktracker?

411

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What are the functionalities of jobtracer?

408

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How does fault tolerance work in mapreduce?

621

---

What is a scarce system resource?

651

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With the help of two examples name the map and reduce function purpose

634

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Write a short note on the disadvantages of mapreduce

598

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Explain what you understand by speculative execution

603

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Explain combiners.

625

---

when do reducers play their role in a mapreduce task?

612

---

In mapreduce what is a scarce system resource? Explain?

666

---

What do you understand by mapreduce?

645

---

Explain how mapreduce works.

605

---

What is an input reader in reference to mapreduce?

620

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