Microsoft DP-420 : Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB

Exam Code: DP-420

Exam Name: Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB

Updated: Aug 13, 2026

Q & A: 281 Questions and Answers

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Learn about the importance of the Microsoft DP-420 Certification Exam

These days, every organization is moving towards cloud-based solutions to provide better services to their customers. Moreover, companies are investing heavily in their cloud-based solutions to save a lot of money and time. Microsoft Azure is a popular cloud-based solution that is used by every company to develop their cloud-based solutions. Microsoft Azure offers a lot of features and services to its customers that help them to build and deploy applications. Moreover, this cloud-based solution is used by every IT professional to build and deploy their applications. Therefore, if you want to get a job in a reputable company, you must have a good knowledge of Microsoft Azure.

DP-420 Dumps has a complete set of exam dumps for the DP-420 exam. This is the only source of information that you will need to prepare for the DP-420 certification exam. You can also get help from the braindumps of the DP-420 exam. Microsoft DP-420 Certification Exam is one of the most common certifications that every IT professional must pass in order to get a job in a reputable organization. So, it is very important for every IT professional to prepare for the DP-420 certification exam. The DP-420 certification exam is designed to test the knowledge and skills of the candidates for designing and implementing cloud-native applications using Microsoft Azure Cosmos DB database technologies. Therefore, this certification exam is very important for every IT professional. The updates to this certification exam will be released by Microsoft on a regular basis.

What are the objectives of the Microsoft DP-420 Certification Exam?

As per the guidance of the DP-420 Dumps, there are 02 main objectives of the Microsoft DP-420 Certification Exam. The first is to understand Azure Cosmos DB architecture & components, and the second is to understand the design and implementation of cloud-native applications using Microsoft Azure Cosmos DB. Assessment of the candidate's technical knowledge and skills in the field of Azure SQL Database Administration.

How much does a Microsoft DP-420 Certification Exam cost?

The Microsoft DP-420 Certification Exam costs around 165 USD.

Exam DP-420: Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB

Candidates for this exam must have solid knowledge and experience developing apps for Azure and working with Azure Cosmos DB database technologies. They should be proficient at developing applications by using the Core (SQL) API and SDKs, writing efficient queries and creating appropriate index policies, provisioning and managing resources in Azure, and creating server-side objects with JavaScript. They should be able to interpret JSON, read C# or Java code, and use PowerShell.

The English language version of this exam will be updated on August 4, 2022. Please download the skills measured document below to see what’s changing. If a localized version of this exam is available, it will be updated approximately eight weeks after this date.

Passing score: 700. Learn more about exam scores.

Part of the requirements for: Microsoft Certified: Azure Cosmos DB Developer Specialty

Download exam skills outline

Reference: https://docs.microsoft.com/en-us/learn/certifications/exams/dp-420?WT.mc_id=Azure_blog-wwl

Microsoft DP-420 Exam Syllabus Topics:

Section	Weight	Objectives
Topic 1: Design and implement data models	35-40%	- Design and implement non-relational data models 1. Define primary and unique keys 2. Identify data and access patterns 3. Reference between documents 4. Denormalize data across documents 5. Store multiple entity types in one container 6. Embed related entities in documents 7. Configure time-to-live (TTL) - Design partitioning strategy 1. Plan for distribution and throughput 2. Choose partition key based on workload - Implement connectivity and data access 1. Use SDKs to connect and operate 2. Write efficient SQL queries - Plan sizing and scaling 1. Provision throughput and storage 2. Select consistency levels
Topic 2: Maintain an Azure Cosmos DB solution	25-30%	- DevOps and automation 1. Deploy via ARM, Bicep, CLI 2. Automate operations - Implement security 1. Manage authentication and authorization 2. Encrypt data at rest and in transit - Implement backup and restore 1. Configure periodic backup 2. Perform point-in-time restore - Manage data movement 1. Import/export data 2. Migrate between APIs or regions - Monitor and troubleshoot 1. Analyze metrics and logs 2. Use Azure Monitor and Application Insights
Topic 3: Integrate an Azure Cosmos DB solution	5-10%	- Enable analytical workloads 1. Configure analytical store 2. Use Synapse Link - Integrate with Azure services 1. Connect to Azure Stream Analytics 2. Use with Azure Functions, Logic Apps, Event Hubs
Topic 4: Design and implement data distribution	5-10%	- Design replication strategy 1. Configure multi-region replication 2. Implement multi-region write - Manage data distribution and failover 1. Define failover priorities 2. Manage regional availability
Topic 5: Optimize an Azure Cosmos DB solution	15-20%	- Define and implement indexing strategy 1. Select index types and paths 2. Exclude or include properties - Work with change feed 1. Trigger downstream workflows 2. Process changes incrementally - Optimize query performance 1. Tune query structure and syntax 2. Optimize throughput allocation

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