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Point out the correct statement.

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Point out the correct statement.

(a) Cassandra delivers continuous availability, linear scalability, and operational simplicity across many commodity servers

(b) Cassandra has a “masterless” architecture, meaning all nodes are the same

(c) Cassandra also provides customizable replication, storing redundant copies of data across nodes that participate in a Cassandra ring

(d) All of the mentioned

This question was posed to me in an interview for internship.

Question is taken from Introduction to Cassandra topic in portion ZooKeeper, Sqoop and Cassandra of Hadoop

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Correct choice is (d) All of the mentioned

To explain: Cassandra provides automatic data distribution across all nodes that participate in a “ring” or database cluster.

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