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

Apache Cassandra Interview Questions

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What Platforms Cassandra runs on?

Give some advantages of Cassandra?

What is the use of “void close()” method?

What are the collection data types provided by CQL?

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

What do you mean by consistency in Cassandra?

182

Give the data storage units in Cassandra?

What is data replication in Cassandra?

When can you use ALTER KEYSPACE?

What is the concept of SuperColumn in Cassandra?

How many types of tunable consistency are supported in Cassandra?

Mention what are the values stored in the Cassandra Column?

What do you understand by Consistency in Cassandra?

How many types of NoSQL databases are there?

141

Does Cassandra works on Windows?

Un-Answered Questions { Apache Cassandra }

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

What is ColumnFamily?

Explain what is a column family in cassandra?

115

What is cluster in Cassandra data model?

Explain what is cassandra?

What is the Cassandra Coefficient ?

What is the replica placement Strategy in Cassandra ?

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

138

What is the advantage of cassandra?

What is the use of “resultset execute” method?

What is network topology strategy?

Define the term Column Families?

What are the key points of data model of Cassandra?

What do you understand by column family?

Why is jconsole used? What is it’s different elements?

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