Cassandra quiz

Test your Cassandra knowledge with a free interactive quiz — 41 questions with answers and explanations. No signup needed to play.

What is a partition key in Cassandra?

1. What is a partition key in Cassandra?
2. What does the CQL clause `USING TTL 3600` do on an INSERT?
3. What does the QUORUM consistency level require for a table with replication factor 3?
4. What consistency level requires only a single replica to acknowledge a read or write?
5. What does ALLOW FILTERING do in a CQL query?
6. What is a clustering key used for?
7. What is a "hot partition" in Cassandra?
8. What is the difference between SimpleStrategy and NetworkTopologyStrategy for keyspace replication?
9. What is a lightweight transaction (LWT) in Cassandra used for?
10. In Cassandra's peer-to-peer architecture, how do nodes relate to each other?
11. What happens physically when you INSERT a row with the same primary key as an existing row in Cassandra?
12. What does BEGIN BATCH / APPLY BATCH do in CQL?

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