Define a commodity hardware? Does commodity hardware include ram?

752

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Explain the hadoop configuration files at present?

673

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Explain the difference between gen1 and gen2 hadoop with regards to the namenode?

740

---

Explain why the name ‘hadoop’?

719

---

Define a combiner?

659

---

Explain the master class and the output class do?

661

---

Explain the features of stand alone (local) mode?

639

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Name the examples of some companies that are using hadoop structure?

701

---

What is structured data?

660

---

Define streaming access?

675

---

Define fault tolerance?

666

---

What do sorting do?

695

---

What is nlineoutputformat?

686

---

Explain why do we need hadoop?

672

---

Explain the features of pseudo mode?

712

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