What You'll Be Tested On
- Implement Cosmos DB partitioning and consistency models
- Use Cosmos DB change feed for event-driven architectures
- Manage blob lifecycle, access tiers, and metadata
- Implement blob leasing and optimistic concurrency
Key AWS Services in This Domain
Exam Tips for Domain 2
Choose the right partition key to avoid hot partitions in Cosmos DB.
Know all five Cosmos DB consistency levels: Strong, Bounded Staleness, Session, Consistent Prefix, Eventual.
Blob access tiers: Hot (frequent), Cool (30+ days), Archive (180+ days).
Practice Domain 2 Questions
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