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

Updated: Jul 22, 2026

Q & A: 281 Questions and Answers

DP-420 Korean Braindumps VCE
  • Exam Code: DP-420-KR
  • Exam Name: Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB (DP-420 Korean Version)

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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.

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

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Skills measured

  • Integrate an Azure Cosmos DB solution (5–10%)
  • Design and implement data distribution (5–10%)
  • The English language version of this exam will be updated on August 4, 2022. Please download the exam skills outline below to see what’s changing.
  • Optimize an Azure Cosmos DB solution (15–20%)
  • Design and implement data models (35–40%)
  • Maintain an Azure Cosmos DB solution (25–30%)

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Microsoft DP-420 Korean Exam Syllabus Topics:

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

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