Microsoft DP-420日本語 : Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB (DP-420日本語版)

DP-420日本語 real exams

Exam Code: DP-420J

Exam Name: Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB (DP-420日本語版)

Updated: Oct 06, 2026

Q & A: 281 Questions and Answers

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About Microsoft DP-420日本語 Exam

Here is everything you need to know about the Microsoft DP-420 Certification Exam

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A guide about what you can expect on your DP-420 certification exam and how to pass it

Microsoft DP-420 is a certification exam that examines the knowledge and skills of the candidates for developing web applications for Azure and working with Azure Cosmos DB database technologies. This certification exam is a part of the Microsoft IT Professional certification program and is the final certification exam for Azure SQL Database Administration. Microsoft DP-420 certification exam is a very important exam as it is one of the most common exams that every IT professional needs to pass in order to get a job in a reputable organization. DP-420 Dumps is a very important tool that can help you pass the DP-420 Exam.

DP-420 exam will examine the candidates on their knowledge of Azure SQL Database administration. Candidates will be tested on their knowledge of Azure SQL Database and Azure Cosmos DB technologies. This certification exam will test the candidates on the knowledge of developing, configuring, administering, and managing Azure SQL Database and Azure Cosmos DB technologies. In this study guide, we are going to share a few resources that you can use while preparing for the Microsoft DP-420 Certification Exam. Moreover, we will also discuss the DP-420 exam topics, objectives, syllabus, exam format, and weightage of each section. So, if you are preparing for the DP-420 exam, you must read this study guide carefully.

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日本語 Exam Syllabus Topics:

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

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