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?

672

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?

634

Differentiate between piglatin and hiveql?

617

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?

575

What is illustrate used for in apache pig?

641

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

539

Un-Answered Questions { Big Data }

What are the limitations of Apache Spark?

295

Give some important features of SPM?

101

What is a cell in hbase?

190

Explain hive udf function?

571

Is a log flume a roller coaster?

What do we mean by Partitions or slices?

297

Can you explain logistic regression?

471

How data or a file is written into hdfs?

What do you mean by Schema Resolution?

Can I set the number of reducers to zero?

439

What is a commodity hardware? Does commodity hardware include RAM?

566

Who uses Cassandra?

Name different elements of JConsole?

How many Reducers run for a MapReduce job in Hadoop?

632

Can impala do user-defined functions (udfs)?

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