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 differences between PIG and SQL?

1 687

Pig Features ?

1 656

How Apache Pig deals with the schema and schema-less data?

1 622

How to use 'foreach' operation in pig scripts?

1 609

What does a Spark Engine do?

1 341

Define Actions.

1 322

Illustrate some demerits of using Spark.

1 338

Define "Action" in Spark

1 319

List the benefits of Spark over MapReduce.

1 312

What is the biggest shortcoming of Spark?

1 341

What is a "Spark Executor"?

1 371

Explain the key features of Spark.

1 308

What is Spark Driver?

1 324

What do you understand by Transformations in Spark?

1 336

How does one create RDDs in Spark?

1 300

Un-Answered Questions { Big Data }

What is the latest version of spark?

288

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

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

When we are using queries instead of scripting?

778

How can I delete the above index named index_bonuspay?

777

What is the latest version of sqoop?

List the advantage of Parquet file in Apache Spark?

474

When to choose "External Table" in Hive?

847

How you can contact your client everyday ?

1013

How to set property in apache tajo?

did you maintain the hadoop cluster in-house or used hadoop in the cloud?

1059

How do I set up flume agent?

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

836

What is meant by Transformation? Give some examples.

328

Give me the examples of Columnar database ?

641

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