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

Big Data Interview Questions

Questions Answers Views Company eMail

Why is Kafka technology significant to use?

1 605

Explain the role of the offset?

1 622

What is the process for starting a Kafka server?

1 696

What can you do with Kafka?

1 641

What roles do Replicas and the ISR play?

1 646

What is the role of the ZooKeeper in Kafka?

1 623

What are the types of traditional method of message transfer?

1 677

Explain the role of the Kafka Producer API?

1 633

In the Producer, when does QueueFullException occur?

1 643

Why are Replications critical in Kafka?

1 660

What does ISR stand in Kafka environment?

1 759

What are consumers or users?

1 705

What is the main difference between Kafka and Flume?

1 813

Is it possible to use Kafka without ZooKeeper?

1 756

What is the purpose of retention period in Kafka cluster?

1 757

Un-Answered Questions { Big Data }

What is the function of UNION and SPLIT operators? Give examples?

621

How to skip header rows from a table in Hive?

907

How you can contact your client everyday ?

1042

What is the latest version of spark?

343

What is a Hive variable? What for we use it?

881

Which modes can Hadoop be run in? List a few features for each mode?

542

State some DDL Command with brief Description?

List the advantage of Parquet file in Apache Spark?

525

What is the latest version of ambari that is available in the present market?

113

Give me the examples of Columnar database ?

669

How can you set an arbitrary number of Reducers to be created for a job in Hadoop?

552

How do I set up flume agent?

145

When we are using queries instead of scripting?

801

What is meant by Transformation? Give some examples.

385

What is the latest version of sqoop?

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