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

Big Data Interview Questions

Questions Answers Views Company eMail

List the functions of Spark SQL?

507

What is RDD?

502

How to create RDD?

513

Does Apache Spark provide check pointing?

419

Explain about the popular use cases of Apache Spark

436

Do you need to install Spark on all nodes of Yarn cluster while running Spark on Yarn?

667

What are the different String functions available in pig?

857

Differentiate between the physical plan and logical plan in Pig script?

815

What are the use cases of Apache Pig?

839

What do you understand by an inner bag and outer bag in Pig?

884

Explain different execution modes available in Pig?

832

How do users interact with HDFS in Apache Pig ?

804

what are the basic parameters of a Mapper?

878

What is a MapReduce Combiner?

857

Where is Mapper output stored?

916

Un-Answered Questions { Big Data }

How do I achieve fifo behavior with kafka?

571

What is available mechanism for connecting from applications, when we run hive as a server?

822

Where does Spark Driver run on Yarn?

304

What are the two ways to create rdd in spark?

334

Explain the role of the offset?

578

What is CQLSH in Cassandra?

100

What are the relational operators available related to loading and storing in pig language?

670

What is spark deploy mode?

325

Name the Spark Library which allows reliable file sharing at memory speed across different cluster frameworks.

322

What is faster than apache spark?

299

When NameNode enter in Safe Mode?

Who is intended audience to learn HCatalog?

What does repartition do in spark?

347

What do you understand by mapreduce?

705

What is the usage of "cqlsh-version" command?

160

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