An exam blueprint that changed last month makes last year's notes dangerous. That is why CertkingdomPDF refreshes its DP-420 practice questions continuously, and why every Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB order in 2026 includes 365 days of free updates delivered straight to you.
Microsoft DP-420 Exam Overview:
| Certification Vendor: | Microsoft |
|---|---|
| Exam Name: | Designing and Implementing Cloud-Native Applications Using |
| Exam Number: | DP-420 |
| Available Languages: | German, English, Japanese, Korean, Chinese (Simplified), French, Spanish |
| Exam Format: | Case studies, Multiple response, Short answer, Multiple choice, Drag and drop |
| Exam Price: | $165 USD (may vary by region) |
| Related Certifications: | Microsoft Certified: Azure Developer Associate (AZ-204) Microsoft Certified: Azure Solutions Architect Expert (AZ-305) |
| Passing Score: | 700 / 1000 |
| Real Exam Qty: | 40-60 (approx.) |
| Exam Duration: | 100-120 |
| Certificate Validity Period: | 1 year (renewable via Microsoft Learn assessment) |
| Recommended Training: | Microsoft Learn DP-420 Learning Path Azure Cosmos DB Documentation |
| Exam Registration: | Microsoft Learn DP-420 Exam Page Pearson VUE Registration Portal |
| Sample Questions: | ![]() |
| Exam Way: | Online proctored (Pearson VUE) or in-person at authorized test centers |
| Pre Condition: | No mandatory prerequisites. Recommended: experience with Azure development and NoSQL databases, especially Cosmos DB. |
| Official Syllabus URL: | https://learn.microsoft.com/credentials/certifications/exams/dp-420/ |
Microsoft DP-420 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Design and implement data distribution | - Replication and consistency
|
| Optimize and maintain Cosmos DB solutions | - Monitoring and troubleshooting
|
| Integrate Azure Cosmos DB with Azure services | - Event-driven architectures
|
| Design and implement data models for Azure Cosmos DB | - Model data for NoSQL workloads
|
Thinking About the DP-420 Exam? Read This First
The official Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB blueprint is split into 4 domains, starting with Design and implement data models for Azure Cosmos DB, Integrate Azure Cosmos DB with Azure services, Design and implement data distribution. The percentages tell you where the exam concentrates its questions, so budget your study time accordingly — the complete outline above lists every domain and subtopic.
The Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB is Microsoft's official exam for the Azure Cosmos DB Developer Specialty (DP-420) certification, positioned at the Professional (Specialty) level. It is the credential hiring managers scan for, and passing it proves your skills meet the vendor's own standard. It also links to related certifications like Microsoft Certified: Azure Developer Associate (AZ-204), Microsoft Certified: Azure Solutions Architect Expert (AZ-305), so this exam can serve as a building block in a longer certification plan.
Registration goes through the vendor's official channels:
Worth knowing before you book: the DP-420 exam is delivered Online proctored (Pearson VUE) or in-person at authorized test centers, so pick the delivery option that works best for you.
The official registration fee is $165 USD (may vary by region), and you will need 700 / 1000 to pass. Here is the part people forget: fail, and the retake costs the same full fee again — there is no discount for a second attempt. Drill with the 206 practice questions from CertkingdomPDF until your scores are consistently past the mark, and only then spend that fee.
Yes — a free PDF demo lets you inspect the question quality and format before you pay a cent. Once you purchase, your Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB material comes with 365 days of free updates, and if that update period ever lapses, extending it costs just 50% of the price in your member zone.
The exam contains 40-60 (approx.) questions to be finished within 100-120. That ratio is tighter than most candidates expect, which is why pacing matters as much as knowledge. Practice skipping and returning to hard questions, set yourself a per-question time budget, and complete at least two full timed mock exams in the CertkingdomPDF engine so you feel the clock pressure before it actually counts.
No mandatory prerequisites. Recommended: experience with Azure development and NoSQL databases, especially Cosmos DB. Vendor requirements do change from time to time, so confirm the current criteria before scheduling — the official DP-420 exam page has the final word.
Two promises, both in writing. First, delivery: your files unlock for instant download the moment payment clears, a copy hits your mailbox within a minute, and you can install the material on unlimited computers — if 2 hours pass without anything arriving, contact our 24/7 support team. Second, the 100% Money Back Guarantee: take the corresponding DP-420 exam within 60 days of purchase, and if you don't pass, submit a scanned enrollment slip plus the official Score Report PDF within 2 days of the exam for a full refund, processed within 7 days. Conditions apply — exams taken within 3 days of purchase don't qualify, the candidate name must match the payer's, and free materials or expired orders are excluded. Rather keep studying? Exchange your order for two other exam products of equal value, free of charge, while your original updates continue.
Yes — the vendor's recommended courses are listed here:
Courses teach the theory, but they cannot tell you whether you are ready. After finishing any of them, benchmark yourself with the DP-420 practice questions from CertkingdomPDF and find the gaps before the exam does.
Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB Sample Questions:
You have a container m an Azure Cosmos DB for NoSQL account.
Data update volumes are unpredictable.
You need to process the change teed of the container by using a web app that has multiple instances. The change feed will be processed by using the change feed processor from the Azure Cosmos DB SDK. The multiple instances must share the workload.
Which three actions should you perform? Each correct answer presents part of the solution.
NOTE: Each correct selection is worth one point.
- A. Configure the same instance name for all the instances. 13
- B. Configure a different lease container configuration for each instance.
- C. Configure the same processor name for all the instances.
- D. Configure a different processor name for each instance.
- E. Configure a different instance name for each instance.
- F. Configure the same lease container configuration for all the instances.
Correct Answer: C,E,F 🗳️
You need to select the capacity mode and scale configuration for account2 to support the planned changes and meet the business requirements. What should you select? To answer, select the appropriate options in the answer area. NOTE: Each correct selection is worth one point.
Correct Answer:

Explanation:
You have an Azure Cosmos OB for NoSQL account configured for global distribution across four regions. At connection time, the SQL SDK needs to identify the optimal endpoint for reading and writing. Which two factors can influence the SDK? Each correct answer presents a complete solution NOTE- Each correct selection is worth one point.
- A. regional latency
- B. the default consistency level
- C. the consistency level in Requestoptions
- D. the PreferredLocations configuration
- E. a region being available
Correct Answer: D,E 🗳️
You plan to use a multi-region Azure Cosmos DB for NoSQL account to store data for a new application suite. The suite contains the applications shown in the following table.
Each application should use the weakest consistency level possible.
Which consistency level should you configure for each application? To answer, select the appropriate options in the answer area. NOTE: Each correct selection is worth one point.
Correct Answer:

Explanation:
You have a container named container1 in an Azure Cosmos DB Core (SQL) API account. The container1 container has 120 GB of data.
The following is a sample of a document in container1.
The orderId property is used as the partition key.
For each of the following statements, select Yes if the statement is true. Otherwise, select No.
NOTE: Each correct selection is worth one point.
Correct Answer:

Explanation:
Box 1: Yes
Records with different OrderIDs will match.
Box 2: Yes
Records with different OrderIDs will match.
Box 3: No
Only records with one specific OrderId will match
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