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?

631

What are the commonalities between pig and hive?

586

What does flatten do in pig?

713

Can you join multiple fields in apache pig scripts?

581

Differentiate between piglatin and hiveql?

571

Compare apache pig and sql?

565

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

456

Explain about the bloommapfile?

621

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

509

How do users interact with the shell in apache pig?

537

What is illustrate used for in apache pig?

594

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

494

Un-Answered Questions { Big Data }

What is cqlsh? And why is it used?

What is the significance of cluster class in Cassandra?

What is Yum?

What is pair rdd in spark?

287

What are the features of apache cassandra?

When you are dealing with static data instead of dynamic data?

735

What is the use of “void close()” method?

What is the syntax of describe Command?

304

What are impala built-in functions?

Write the command to start and stop the spark in an interactive shell?

273

What are the transformations in spark?

283

Explain the benefits of block transfer?

823

What is the relationship between hdfs, hbase, pig, hive and azkaban?

510

What is rack-aware replica placement policy?

1025

how JobTracker schedules a task ?

847

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