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?

217

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?

124

What are secondary indexes?

What is the design architecture of Cassandra?

Who uses Cassandra?

JMX stands for?

What are the different features of Cassandra?

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

203

What is the primary objective of NoSQL databases?

What is Cassandra Query Language?

What are the different components of Cassandra?

105

Un-Answered Questions { Apache Cassandra }

What is a keyspace in Cassandra?

101

Can you add or remove Column Families in a working Cluster?

What do you understand by High availability?

What is the use of cassandra cql collection?

Does Cassandra support ACID transactions?

What is a Seed Node in Cassandra ?

Which query language is used in Cassandra database?

When to use secondary indexes?

Define Node?

197

Explain the different logging levels in cassandra.

What are the parameters used to create a keyspace?

108

What are the usage of different consistency levels for write operations ?

Explain the commit log?

What is a Cluster, Node and Key space in Cassandra ?

191

Give key features of any NoSQL database?

100

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