Question

Point out the wrong statement.

(a) A hint indicates that a write needs to be replayed to one or more unavailable nodes

(b) When the cluster cannot meet the consistency level specified by the client, Cassandra does store a hint

(c) By default, hints are saved for three hours after a replica fails because if the replica is down longer than that, it is likely permanently dead

(d) All of the mentioned

I had been asked this question during an interview for a job.

My question comes from Cassandra with Hadoop topic in section ZooKeeper, Sqoop and Cassandra of Hadoop

Answer 1

Correct answer is (b) When the cluster cannot meet the consistency level specified by the client, Cassandra does store a hint

To elaborate: When the cluster cannot meet the consistency level specified by the client, Cassandra does not store a hint.