Does hadoop always require digital data to process?

1220

---

what is meaning Replication factor?

999

---

What is the purpose of RawComparator interface?

1175

---

Where is the Mapper Output stored?

1414

---

What is the function of ApplicationMaster?

1017

---

What problems can be addressed by using Zookeeper?

983

---

Can there be no Reducer?

882

---

What is Hadoop streaming?

1085

---

Is client the end user in HDFS?

1013

---

Can the balancer be run while Hadoop is in use?

1020

---

Explain the difference between NameNode

976

---

What is the utility of using Writable Comparable Custom Class in Map Reduce code?

1055

---

What other technologies have you used in hadoop sta ck?

1020

---

what is difference between int and intwritable?

1519

---

What is Apache Hadoop YARN?

1499

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