DP-420 exam dumps

Microsoft DP-420 Value Package

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  • Exam Code: DP-420
  • Exam Name: Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB
  • No. of Questions: 281 Questions and Answers
  • Updated: Oct 03, 2026

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Microsoft DP-420 exam focuses on designing and implementing cloud-native applications using Microsoft Azure Cosmos DB. DP-420 exam is ideal for professionals who are looking to gain a deeper understanding of Cosmos DB and its capabilities. Cosmos DB is a globally distributed, multi-model database service that is designed for mission-critical applications. It provides seamless scaling, high availability, and low latency for data access, making it a popular choice for cloud-native applications.

Microsoft DP-420 is a certification exam that focuses on designing and implementing cloud-native applications using Microsoft Azure Cosmos DB. Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB certification is designed for professionals who are looking to demonstrate their expertise in developing cloud-native applications using Azure Cosmos DB. Azure Cosmos DB is a globally distributed, multi-model database service that is designed for high availability, low latency, and scalability. Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB certification exam covers all the essential topics related to Azure Cosmos DB and cloud-native application development.

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To prepare for the DP-420 exam, candidates should have experience working with Azure Cosmos DB, as well as a solid understanding of cloud-native application design principles, distributed systems, and database design concepts. Microsoft offers a range of online courses and resources to help candidates prepare for the exam, as well as practice exams and study guides.

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

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Microsoft DP-420 Exam Syllabus Topics:

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

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