Question-31: Which of the following statements are correct for the underlying storage engine of Cassandra?

1. Cassandra follows read-before-write strategy
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Ans: E

Exp: Cassandra avoids the reading before writing. Read-before-write can result in large latencies in read performance and other problems. And to avoid read before write storage engine groups inserts and updates in memory and, at certain interval it sequentially writes the data to disk in append mode.

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