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

Apache Cassandra Interview Questions

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Mention some important components of cassandra data models?

What is the role of alter keyspace?

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

126

Explain cassandra.

Where cassandra stores its data?

What do you mean by cassandra-cqlsh?

What are roles in cqlsh?

what is gossip protocol?

What are snapshots and how do you create one in cassandra?

What is the use of coordinator node in read?

Explain the different logging levels in cassandra.

What are clusters in cassandra?

What is network topology strategy?

How is a keyspace created in cassandra? & What are the parameters used?

What is graph db?

Un-Answered Questions { Apache Cassandra }

What do you understand by Consistency in Cassandra?

How many types of NoSQL databases are there?

143

When to use Cassandra?

124

Give the data storage units in Cassandra?

Elaborate on cassandra - cql?

What is the usage of "void close()" method?

Tunable consistency is supported by Cassandra. Explain.

When should you use cassandra?

What is the use of “resultset execute” method?

What is the advantage of cassandra?

Does Cassandra works on Windows?

Explain cassandra data model?

What are the different CQL data definition commands in Cassandra?

What we need to be taken care while adding a column?

100

Explain the concept of bloom filter?

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