Big Data Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Big Data Interview Questions

Questions Answers Views Company eMail

What are the barriers?

What is Zookeeper Cluster?

What is ZooKeeper Client?

What is org.apache.jute package?

What are the key elements in ZooKeeper Architecture?

What is the difference between the ZooKeeper ensemble and ZooKeeper quorum?

Explain the Constituents of Apache ZooKeeper Architecture?

How to Containerizing ZooKeeper With Docker?

Explain the Methods Of ZooKeeper class?

State about ZooKeeper WebUI?

What is ZooKeeper Atomic Broadcast (ZAB) protocol?

What is the Data model, and the hierarchical namespace?

Explain Zookeeper Queues?

What are the applications of Apache ZooKeeper?

Explain Zookeeper Leader election?

Un-Answered Questions { Big Data }

What are the different collection type in Hive?

704

Explain Reliability and Failure Handling in Apache Flume?

106

What do hive variable means? How can we utilize it?

597

What is Secondary NameNode in Hadoop HDFS?

What do you understand by the term Straggler ?

685

What is the unit of data that flows through a flume agent?

374

Did you ever built a production process in hadoop ? If yes then what was the process when your hadoop job fails due to any reason?

687

Mention what is rack awareness?

381

How to Alter Hive Database?

743

What are the relational operators available related to combining and splitting in pig language?

710

In MapReduce, ideally how many mappers should be configured on a slave?

663

What will be the result when you do cast(‘abc’ as int)?

764

What are the various advantages of DataFrame over RDD in Apache Spark?

307

What is the job of blend () and repartition () in Map Reduce?

637

Why do we use Hadoop?

925

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