Mention what is the best way to copy files between hdfs clusters?

69

---

Mention what is the difference between hdfs and nas?

67

---

What is a difference between an input split and hdfs block?

72

---

Mention what is the data storage component used by hadoop?

406

---

Mention what does the text input format do?

380

---

Mention what daemons run on a master node and slave nodes?

441

---

Explain what is namenode in hadoop?

401

---

Explain what is a sequence file in hadoop?

424

---

Mention how many inputsplits is made by a hadoop framework?

533

---

Explain what is jobtracker in hadoop? What are the actions followed by hadoop?

369

---

Explain is it possible to search for files using wildcards?

428

---

Explain what is hadoop?

402

---

Explain what is sequencefileinputformat?

410

---

Mention how hadoop is different from other data processing tools?

374

---

Mention what are the most common input formats defined in hadoop?

411

---