According to IBM, what are the three characteristics of Big Data?

478

---

Which port does SSH work on?

438

---

Is there another way to check whether Namenode is working?

461

---

What is the NameNode port number?

437

---

Give me an example of document database ?

533

---

What is the characteristic of streaming API that makes it flexible run MapReduce jobs in languages like Perl, Ruby, Awk etc.?

490

---

What are the four modules that make up the Apache Hadoop framework?

598

---

How does job tracker schedule a job for the task tracker?

494

---

What is 'jps'?

474

---

Explain about Hadoop file system and processing framework?

469

---

How Hadoop is cost-effective?

457

---

What does the mapred.job.tracker command do?

477

---

Is it possible to rename the output file, and if so, how?

510

---

What are the Hadoop features extended to its eco-system components ?

489

---

What is job tracker in Hadoop?

548

---