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?

132

What are secondary indexes?

101

What is the design architecture of Cassandra?

Who uses Cassandra?

JMX stands for?

110

What are the different features of Cassandra?

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

232

What is the primary objective of NoSQL databases?

What is Cassandra Query Language?

What are the different components of Cassandra?

109

Un-Answered Questions { Apache Cassandra }

What are the consistency levels for read operations in Cassandra?

101

What are the different types of primary key?

Explain the concept of Tunable Consistency in Cassandra?

202

How is anti-entropy associated with merkel tree?

What do you understand by Consistency in Cassandra?

Difference between cassandra and mongodb?

What is Apache Cassandra?

What is anti-entropy?

Explain cap theorem?

105

How is jmx useful in cassandra?

JMX stands for?

110

Elaborate on cassandra - cql?

Give the difference between Drop and Truncate in CQLSH?

What do you understand by the super column in cassandra?

When to use secondary indexes?

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