Apache Cassandra Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Apache Cassandra Interview Questions

Questions Answers Views Company eMail

When to use secondary indexes?

What are the benefits of NoSQL over relational database?

223

I have a row or key cache hit rate of 0.XX123456789 reported by JMX. Is that XX% or 0.XX% ?

When to avoid secondary indexes?

What ports does Cassandra use?

When should you not use Cassandra? OR When to use RDBMS instead of Cassandra?

128

What are secondary indexes?

What is the design architecture of Cassandra?

Who uses Cassandra?

JMX stands for?

108

What are the different features of Cassandra?

What happens to existing data in my cluster when I add new nodes?

228

What is the primary objective of NoSQL databases?

What is Cassandra Query Language?

What are the different components of Cassandra?

107

Un-Answered Questions { Apache Cassandra }

Clarify Memtable?

What is document store db?

What is node in Cassandra?

Differentiate between the various types of primary keys in cassandra.

Explain the term memtable?

Is it possible to add or delete column families in a working group?

What are “Seed Nodes” in Cassandra?

300

What do you understand by Thrift?

Mention some important components of cassandra data models?

What are the different types of partitioners in cassandra?

What Platforms Cassandra runs on?

What is the use of “ResultSet execute(Statement statement)” method?

Establish the difference between a node, cluster & data centres in Cassandra.

143

What is Thrift?

What is Column Family in Cassandra?

100

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