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

Big Data Interview Questions

Questions Answers Views Company eMail

how you can get exactly once messaging from Kafka during data production?

1 606

What are the types of System tools?

1 705

Why Should we use Apache Kafka Cluster?

1 639

Mention what happens if the preferred replica is not in the ISR?

1 604

Explain the term 'Topic Replication Factor'?

1 574

Explain the term 'Log Anatomy'?

1 591

what is the traditional method of message transfer?

1 722

Explain Sort Order in brief?

1 172

When to use Avro, explain?

1 59

Name some AVRO Reference APIs?

1 51

What is the way of creating Avro Schemas?

1 55

Who developed Apache Avro?

1 65

What is the required action you need to perform if you opt for scheduled maintenance on the cluster nodes?

1 60

What are the purposes of using Ambari shell?

1 56

What is the role of “ambari-qa” user?

1 64

Un-Answered Questions { Big Data }

Give me the examples of Columnar database ?

641

State some DDL Command with brief Description?

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

How you can contact your client everyday ?

1013

When to use explode in Hive?

803

What is the roadmap for apache mahout version 1.0?

How job tracker schedules an assignment?

473

Where does the data of a Hive table gets stored?

718

Can We Change settings within Hive Session? If Yes, How?

836

How can you import only a subset of rows from a table?

What is the latest version of sqoop?

List the advantage of Parquet file in Apache Spark?

474

What is the stable version of Hive ?

2673

Can free-form SQL queries be used with Sqoop import command? If yes, then how can they be used?

Explain how RDDs work with Scala in Spark

355

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