Q27 Cosmos DB Domain 2 · 25–30% of exam

A multi-region Cosmos DB account must allow writes in every region. Which feature enables this?

  1. A Session consistency
  2. B Geo-redundancy
  3. C Multi-region writes (multi-master) (correct answer)
  4. D Active geo-replication

Shortcut: Multi-region writes (formerly multi-master) allows writes in any configured region. Conflicts are resolved using a configurable conflict resolution policy (Last Write Wins or custom).