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

Big Data Interview Questions

Questions Answers Views Company eMail

Define SSTable?

What OS Cassandra supports?

Name the management tools in Cassandra?

Is piglatin a strongly typed language? If yes, then how did you come to the conclusion?

571

What are the commonalities between pig and hive?

544

What does flatten do in pig?

667

Can you join multiple fields in apache pig scripts?

544

Differentiate between piglatin and hiveql?

530

Compare apache pig and sql?

523

What do you know about the case sensitivity of apache pig?

411

Explain about the bloommapfile?

574

Explain about the execution pl of a pig script?
or
differentiate between the logical and physical plan of an apache pig script?

468

How do users interact with the shell in apache pig?

506

What is illustrate used for in apache pig?

548

What are some of the apache pig use cases you can think of?

460

Un-Answered Questions { Big Data }

Name some sources from where Spark streaming component can process real-time data?

277

How is the splitting of file invoked in Hadoop ?

479

Name some companies that are already using Spark Streaming?

238

Mention what job does the conf class do?

389

What are the uses of explode hive?

678

How can you add a new partition for the month December in the above partitioned table?

635

What are the main components of spark?’

299

Does cassandra support acid tractions?

What is the use of tracing cqlsh command in Cassandra?

What is the relation between job and task in hadoop?

591

According to IBM, what are the three characteristics of Big Data?

397

Big data is a good life?

471

List commonly used machine learning algorithm?

274

What are the various input and output types supported by mapreduce?

566

While installing, why does apache have three config files - srm.conf, access.conf and httpd.conf?

535

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