What is structured data?

643

---

Define streaming access?

667

---

Define fault tolerance?

652

---

What do sorting do?

682

---

What is nlineoutputformat?

672

---

Explain why do we need hadoop?

658

---

Explain the features of pseudo mode?

697

---

What do shuffling do?

668

---

Explain the basic difference between traditional rdbms and hadoop?

652

---

Explain what if rack 2 and datanode fails?

634

---

Define a job tracker?

700

---

Explain the features of fully distributed mode?

624

---

What are the characteristics of hadoop framework?

666

---

Explain how can we change the split size if our commodity hardware has less storage space?

647

---

Explain how is hadoop different from other data processing tools?

725

---