Will various customers write into an hdfs record simultaneously?

40

---

Clarify the difference between nas and hdfs.

35

---

What do you mean by meta information in hdfs?

30

---

Can we change the document present in hdfs?

35

---

What does rack awareness algorithm means and why is it utilized as a part of hadoop?

383

---

What does rack awareness algorithm means?

449

---

What does the high availability of a name-node means? How is it accomplished?

376

---

What does name-node mean in hadoop?

436

---

What is check pointing in hadoop?

398

---

What does secondary name-node means?

387

---

What type of data hadoop can handle ?

381

---

What does the high availability of a name-node means?

398

---

What does block mean?

401

---

What do you think about the speculative execution?

399

---

What did mean by data-node?

392

---