MICROSOFT

Microsoft Certified:Azure Cosmos DB Developer Specialty

DP-420

The Microsoft Certified: Azure Cosmos DB Developer Specialty certification validates your expertise in designing, implementing, and monitoring cloud-native applications using Azure Cosmos DB. It is ideal for developers responsible for data management and integration with Azure services. Achieving this certification demonstrates your ability to optimize and maintain solutions that meet performance and security requirements.

Practice Free Questions

5Domains

17Objectives

101Practice pages

464Free questions

DP-420 free practice questions

Choose any objective and open any question page — no sign-in required.

Design and implement a non-relational data model for Azure Cosmos DB for NoSQL

27 questions · 6 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–27

Design a data partitioning strategy for Azure Cosmos DB for NoSQL

28 questions · 6 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–28

Plan and implement sizing and scaling for a database created with Azure Cosmos DB

26 questions · 6 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–26

Implement client connectivity options in the Azure Cosmos DB SDK

32 questions · 7 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–30 31–32

Implement data access by using the SQL language for Azure Cosmos DB for NoSQL

22 questions · 5 pages

Questions 1–5 6–10 11–15 16–20 21–22

Implement data access by using Azure Cosmos DB for NoSQL SDKs

49 questions · 10 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–30 31–35 36–40 41–45 46–49

Implement server-side programming in Azure Cosmos DB for NoSQL by using JavaScript

24 questions · 5 pages

Questions 1–5 6–10 11–15 16–20 21–24

Design and implement a replication strategy for Azure Cosmos DB

26 questions · 6 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–26

Design and implement multi-region writes

25 questions · 5 pages

Questions 1–5 6–10 11–15 16–20 21–25

Enable Azure Cosmos DB analytical workloads

26 questions · 6 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–26

Implement solutions across services

16 questions · 4 pages

Questions 1–5 6–10 11–15 16–16

Optimize query performance when using the API for Azure Cosmos DB for NoSQL

30 questions · 6 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–30

Design and implement change feeds for Azure Cosmos DB for NoSQL

14 questions · 3 pages

Questions 1–5 6–10 11–14

Define and implement an indexing strategy for Azure Cosmos DB for NoSQL

17 questions · 4 pages

Questions 1–5 6–10 11–15 16–17

Monitor and troubleshoot an Azure Cosmos DB solution

46 questions · 10 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–30 31–35 36–40 41–45 46–46

Implement backup and restore for an Azure Cosmos DB solution

22 questions · 5 pages

Questions 1–5 6–10 11–15 16–20 21–22

Implement security for an Azure Cosmos DB solution

34 questions · 7 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–30 31–34

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Percentages reflect share of the current practice bank, not official exam weightings. Every page above is a live, crawlable practice page (17 objectives · 101 pages).

Microsoft Certified:Azure Cosmos DB Developer Specialty

DP-420 free practice questions

Domain 1 · Design and implement data models45% of practice bank · 7 objectives · 208 questions45%

Domain 2 · Design and implement data distribution11% of practice bank · 2 objectives · 51 questions11%

Domain 3 · Integrate an Azure Cosmos DB solution9% of practice bank · 2 objectives · 42 questions9%

Domain 4 · Optimize an Azure Cosmos DB solution13% of practice bank · 3 objectives · 61 questions13%

Domain 5 · Maintain an Azure Cosmos DB solution22% of practice bank · 3 objectives · 102 questions22%