What is cloudera and why it is used?

795

---

What is a spill factor with respect to the ram?

858

---

Can we have multiple entries in the master files?

690

---

On which port does ssh work?

733

---

Do we need to give a password, even if the key is added in ssh?

724

---

What are the port numbers of namenode, job tracker and task tracker?

709

---

Is fs.mapr.working.dir a single directory?

681

---

How can we look for the namenode in the browser?

709

---

What do slaves consist of?

663

---

How can we check whether namenode is working or not?

656

---

What happens to job tracker when namenode is down?

666

---

How can I restart namenode?

713

---

What do masters consist of?

692

---

What if a namenode has no data?

665

---

Which are the three main hdfs-site.xml properties?

659

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