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: Aug 18, 2026

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What are the prerequisites to take the Microsoft DP-420 Certification Exam?

There are no prerequisites for the Microsoft DP-420 Certification Exam.

Following is the info about the Passing Score, Duration & Questions for the Microsoft DP-420 Exam

Information about the Passing Score, Duration & Questions for the Microsoft DP-420 Exam is given in the DP-420 Dumps. The overview of that info is as given below:

  • The passing scores: 70%
  • Time Duration: 60 minutes
  • Languages: English
  • Number of Questions: 40-60

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You can get ready for taking the Microsoft DP-420 Certification Exam by following the steps mentioned here. You should always make a study plan for the Microsoft DP-420 Certification Exam. You should know the exam objectives and syllabus. The candidate should also know the previous question and answer of the DP-420 Certification Exam. You should prepare the questions and answers of the DP-420 Certification Exam by referring to the study materials. After that, you should always make a mock test for the Microsoft DP-420 Certification Exam. You should take a mock test before the actual exam.

You can also use DP-420 Dumps. It will help you to get a clear idea about your preparation. You should also take a mock test periodically. You should also compare your performance with other candidates. It will help you to get a clear idea about your preparation. In the end, you should practice the DP-420 Certification Exam by using the practice test software. It will help you to get a clear idea about your preparation. You should also practice the questions and answers of the DP-420 Certification Exam. You should try to solve the questions as soon as you finish reading the question.

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
Maintain an Azure Cosmos DB solution25-30%- Monitor and troubleshoot Azure Cosmos DB solutions
  • 1. Implement backup and recovery strategies
  • 2. Monitor metrics and logs
  • 3. Troubleshoot throughput issues
  • 4. Monitor performance and availability
Optimize an Azure Cosmos DB solution15-20%- Define and implement indexing strategy
  • 1. Choose appropriate index types
  • 2. Configure custom indexing policies
  • 3. Implement composite indexes
  • 4. Choose read-heavy or write-heavy indexing
  • 5. Optimize index performance
- Design and implement change feeds
  • 1. Develop Azure Functions triggers
  • 2. Manage change feed instances
  • 3. Consume change feeds using SDK
  • 4. Implement aggregation persistence
- Optimize query performance
  • 1. Adjust indexing policies
  • 2. Implement integrated cache
  • 3. Calculate query cost
  • 4. Retrieve request unit cost
Design and implement data distribution5-10%- Design and implement multi-region writes
  • 1. Choose when to use multi-region writes
  • 2. Implement multi-region writes
  • 3. Implement conflict resolution policies
- Design and implement replication strategy
  • 1. Choose when to distribute data
  • 2. Choose a consistency model
  • 3. Perform manual failovers
  • 4. Evaluate consistency model impacts
  • 5. Define automatic failover policies
Integrate an Azure Cosmos DB solution5-10%- Implement solutions across services
  • 1. Implement Azure AI Search integration
  • 2. Use Change Feed for denormalization
  • 3. Enforce referential integrity
  • 4. Integrate Azure Functions and Event Hubs
  • 5. Aggregate and archive data
- Enable analytical workloads
  • 1. Write data back from Spark
  • 2. Query analytical store from Synapse
  • 3. Enable analytical store
  • 4. Configure Azure Cosmos DB Mirroring
Design and implement data models35-40%- Implement data access
  • 1. Implement optimistic concurrency control
  • 2. Manage transactional batch operations
  • 3. Implement SQL queries with arrays and aggregation
  • 4. Use consistency and query request options
  • 5. Use SDKs for CRUD operations
  • 6. Implement patch operations
- Plan and implement sizing and scaling
  • 1. Choose between serverless, provisioned, and free tier
  • 2. Evaluate global distribution costs
  • 3. Design resource governance and scaling
  • 4. Configure throughput
  • 5. Evaluate throughput and storage requirements
- Implement server-side programming
  • 1. Write and deploy stored procedures
  • 2. Implement user-defined functions
  • 3. Implement triggers
- Design a data partitioning strategy
  • 1. Evaluate throughput and data distribution
  • 2. Choose a partitioning strategy
  • 3. Evaluate cross-partition query cost
  • 4. Plan for transactions with partition keys
  • 5. Choose a partition key
  • 6. Implement synthetic partition keys
- Implement client connectivity options
  • 1. Choose gateway or direct connectivity mode
  • 2. Use Azure Cosmos DB emulator
  • 3. Handle connection errors
  • 4. Configure client-side threading and logging
  • 5. Implement singleton client
  • 6. Create database connections
- Design and implement a non-relational data model for Azure Cosmos DB for NoSQL
  • 1. Denormalize data across documents
  • 2. Identify data and associated access patterns
  • 3. Identify partition key, id, and unique keys
  • 4. Store multiple related entities in the same document
  • 5. Reference between documents
  • 6. Store multiple entity types in the same container

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