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 Mem-table in Cassandra?

187

What are the management tools in Cassandra?

What is cqlsh?

What are the different composite keys in Cassandra?

Name different elements of JConsole?

What is difference between Column and Super Column?

Give the name of some components of Cassandra?

Explain the two types of compactions in Cassandra.

139

What is Cassandra Database Software ?

168

Explain Usage of Hive?

748

How can client interact with Hive?

754

How do you write your own SerDe?

805

What is the significance of ‘IF EXISTS” clause while dropping a table?

765

Can we run unix shell commands from the hive? Give example?

795

How Hive organize the data?

774

Un-Answered Questions { Big Data }

What do the four V's of Big Data denote?

672

How can we create table by using command?

Can you define inputsplit in hadoop?

525

What is flume used for?

What are 2 v’s less known dimension of big data?

571

What are the major features/characteristics of rdd (resilient distributed datasets)?

321

State some applications of HBase?

173

Is hive suitable to be used for oltp systems? Why?

847

What is the user of sparkContext?

329

Explain the role of the Kafka Producer API?

579

What are the components of a Hive query processor?

784

Explain the RDD properties?

333

What can be optimum value for Reducer?

1008

What is a map side join?

737

Explain the Reducer's Sort phase?

932

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