2Develop for Azure Storage
- 2.1Developing for Blob Storage
Understand developing for Blob storage: SDK operations (client → container → blob; upload/download/list), access tiers and lifecycle, and secure access via SAS and Entra ID. The starting point for "Develop for Azure storage" in AZ-204.
- 2.2Developing for Cosmos DB
Understand developing for Azure Cosmos DB: partition-key design, throughput (RU/s; provisioned/serverless), consistency levels (strong to eventual), and the change feed.

