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?

670

What are the commonalities between pig and hive?

624

What does flatten do in pig?

773

Can you join multiple fields in apache pig scripts?

633

Differentiate between piglatin and hiveql?

615

Compare apache pig and sql?

612

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

506

Explain about the bloommapfile?

678

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

548

How do users interact with the shell in apache pig?

574

What is illustrate used for in apache pig?

639

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

539

Un-Answered Questions { Big Data }

Does spark work with python 3?

313

What are the Basics of Hadoop?

970

When should you use a reducer?

689

What do you mean by column family in Cassandra?

What is having clause in apache tajo?

What are possible types of Channel Selectors?

105

Define paired RDD in Apache Spark?

294

What is the difference between logical and physical plans?

592

Explain what does hbase consists of?

167

Who divides the file into Block while storing inside hdfs in hadoop?

How data or file is written into HDFS?

What is the difference between scala and spark?

328

List the files associated with metadata in hdfs?

what is NameNode in Hadoop?

945

Explain how cassandra delete data?

102

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