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.

120

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 }

Tell the purpose of Bloom Filter in Cassandra?

209

What is mandatory while creating a table in cassandra?

Describe Memtable?

What is anti-entropy and how is it associated with merkel tree?

What do you understand by Consistency in Cassandra?

What is bloom filter?

What do you mean by ss table?

How does Cassandra perform write function?

What is SSTable?

What do you understand by node in cassandra?

Mention when you can use alter keyspace?

What is column store db? Explain with an example.

Explain the term sstables?

What is session in Cassandra?

153

Define Simple Strategy?

121

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