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?

128

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?

114

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?

143

What is the primary objective of NoSQL databases?

What is Cassandra Query Language?

What are the different components of Cassandra?

Un-Answered Questions { Apache Cassandra }

Name the types of tunable consistency?

What is anti-entropy?

Where cassandra stores its data?

How to iterate all rows in ColumnFamily?

Name different elements of JConsole?

How does cassandra perform write operations?

Explain Zero Consistency?

Specify Cassandra’s importance on Facebook?

143

What do you understand by column family?

Define the consistency levels for read operations in Cassandra?

Tunable consistency is supported by Cassandra. Explain.

What do you mean by column family in Cassandra?

Mention what are the values stored in the Cassandra Column?

There seem to be certain management tools in Cassandra. What are they?

112

Mention what needs to be taken care while adding a column?

For More Un-Answered { Apache Cassandra } Questions Click Here