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?

587

What does flatten do in pig?

716

Can you join multiple fields in apache pig scripts?

581

Differentiate between piglatin and hiveql?

571

Compare apache pig and sql?

566

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?

496

Un-Answered Questions { Big Data }

What do you understand by a closure in scala?

488

What are types of hive built-in functions?

742

What are problems with small files and hdfs?

When to use hadoop, hbase, hive and pig?

535

Can you define big data analytics?

538

Is kafka open source?

502

What is ZooKeeper?

How can we import data from particular row or column? What is the destination types allowed in Sqoop import command?

How can you transfer data from hive to hdfs?

709

How to change the column data type in hive? Explain rlike in hive.

700

Explain textloader function?

651

Mention how many operational commands in hbase?

288

What is the difference between client mode and cluster mode in spark?

320

How does Cassandra write?

Where is spark used?

367

For More Un-Answered { Big Data } Questions Click Here