Does hadoop always require digital data to process?

1177

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what is meaning Replication factor?

948

---

What is the purpose of RawComparator interface?

1124

---

Where is the Mapper Output stored?

1372

---

What is the function of ApplicationMaster?

964

---

What problems can be addressed by using Zookeeper?

939

---

Can there be no Reducer?

838

---

What is Hadoop streaming?

1044

---

Is client the end user in HDFS?

976

---

Can the balancer be run while Hadoop is in use?

971

---

Explain the difference between NameNode

939

---

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

987

---

What other technologies have you used in hadoop sta ck?

980

---

what is difference between int and intwritable?

1473

---

What is Apache Hadoop YARN?

1449

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