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 }

Mention what is the difference between an rdbms and hadoop?

474

When not to use apache kafka?

578

What is meant by Transformation? Give some examples.

323

When NameNode enter in Safe Mode?

is there a standard procedure to deploy hadoop?

467

How to create custom key and custom value in MapReduce Job?

657

What is the need of MapReduce?

693

How to create table in hive for a json input file?

866

Is hadoop required for data science?

734

What is namenode?

525

What are the modes in which Apache Hadoop run?

840

What is standalone mode in spark?

362

How to enable buckets in Hive?

1000

Explain how you can reduce churn in isr? When does broker leave the isr?

818

What are the actions in spark?

295

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