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

"Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB (DP-420 Korean Version)", also known as DP-420 exam, is a Microsoft Certification. With the complete collection of questions and answers, PrepAwayPDF has assembled to take you through 281 Q&As to your DP-420 Exam preparation. In the DP-420 exam resources, you will cover every field and category in Azure Cosmos DB Developer Specialty Certification helping to ready you for your successful Microsoft Certification.

  • Exam Code: DP-420
  • Exam Name: Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB (DP-420 Korean Version)
  • Certification Provider: Microsoft
  • Corresponding Certification: Azure Cosmos DB Developer Specialty
  • Updated: Aug 28, 2026
  • No. of Questions: 281 Questions & Answers with Testing Engine
  • Download Limit: Unlimited

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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.

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

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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

Microsoft DP-420 Korean Exam Syllabus Topics:

SectionWeightObjectives
Design and implement data models35-40%- Design partitioning strategy
  • 1. Plan for distribution and throughput
  • 2. Choose partition key based on workload
- Design and implement non-relational data models
  • 1. Embed related entities in documents
  • 2. Configure time-to-live (TTL)
  • 3. Identify data and access patterns
  • 4. Denormalize data across documents
  • 5. Reference between documents
  • 6. Store multiple entity types in one container
  • 7. Define primary and unique keys
- Plan sizing and scaling
  • 1. Provision throughput and storage
  • 2. Select consistency levels
- Implement connectivity and data access
  • 1. Write efficient SQL queries
  • 2. Use SDKs to connect and operate
Integrate an Azure Cosmos DB solution5-10%- 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
Design and implement data distribution5-10%- Manage data distribution and failover
  • 1. Define failover priorities
  • 2. Manage regional availability
- Design replication strategy
  • 1. Implement multi-region write
  • 2. Configure multi-region replication
Maintain an Azure Cosmos DB solution25-30%- Monitor and troubleshoot
  • 1. Use Azure Monitor and Application Insights
  • 2. Analyze metrics and logs
- Manage data movement
  • 1. Migrate between APIs or regions
  • 2. Import/export data
- 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
- DevOps and automation
  • 1. Deploy via ARM, Bicep, CLI
  • 2. Automate operations
Optimize an Azure Cosmos DB solution15-20%- Optimize query performance
  • 1. Optimize throughput allocation
  • 2. Tune query structure and syntax
- Work with change feed
  • 1. Process changes incrementally
  • 2. Trigger downstream workflows
- Define and implement indexing strategy
  • 1. Exclude or include properties
  • 2. Select index types and paths

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