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Microsoft Certified: Azure Cosmos DB Developer Specialty
DP-420
Design and development of solutions with Azure Cosmos DB.
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Exam questions
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Time limit
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Passing score
Specialty
Level
Exam Instructions
- •Each question can have one or multiple correct answers. Multi-answer questions will indicate this clearly.
- •In exam mode, you have X minutes to complete all questions. The timer starts automatically.
- •In practice mode, there is no time limit and you can view the explanation for each answer.
- •In marathon mode, all questions in the bank are used, with no time limit and explanations for every question.
- •You can flag questions for review and navigate freely between them.
Exam topics & domains
- Design & implement data models (partitioning)
- Design & implement data distribution (multi-region)
- Integrate & maintain solutions (SDKs, triggers)
- Optimize query performance & indexing
Official Documentation & Resources
2026 VerifiedDirect links to official Microsoft Azure blueprints, curriculum roadmaps, and whitepapers.
Official Exam Guide
Microsoft Learn Certification Hub (DP-420)
Official Microsoft syllabus, exam registration, and learning roadmap for Microsoft Certified: Azure Cosmos DB Developer Specialty.
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Learning Path
Microsoft Learn Free Training Catalog
Interactive sandbox modules, guided labs, and self-paced certification courses.
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Architecture Framework
Azure Architecture Center
Microsoft's official repository of reference architectures, design patterns, and best practices.
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