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

Apache Cassandra Interview Questions

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What is session in Cassandra?

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What do you understand by Data Replication in Cassandra?

What is the usage of "cqlsh-version" command?

What is the use of paging cqlsh command in Cassandra?

What was the design goal of Cassandra?

Define replication strategy?

What is the function of consistency cqlsh command in Cassandra?

What is Cassandra-CQL collection?

What is CQLSH in Cassandra?

What are the benefits/ advantages of Cassandra?

Explain how cassandra delete data?

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

Mention when you can use alter keyspace?

Define memtable?

Explain how cassandra writes data?

Un-Answered Questions { Apache Cassandra }

What is the Virtual Node in Cassandra ?

What are different logging levels in cassandra?

When do you have to avoid secondary indexes?

What is anti-entropy?

What is hadoop, hbase, hive and cassandra? Specify similarities and differences among them.

Define memtable?

What is the best method for Storing Objects in Cassandra ?

What are the different types of nosql databases?

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

What are the different elements of jconsole?

What is SuperColumn in Cassandra?

What is SSTable? How is it different from other relational tables?

When should you use cassandra?

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

What is mandatory while creating a table in cassandra?

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