Study with Microsoft : DP-420 Korean Exam Torrent as your best preparation materials

Updated: Aug 16, 2026

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What are the benefits of taking the Microsoft DP-420 Certification Exam?

Here, we will know more about the Microsoft DP-420 Certification Exam by knowing the benefits of taking it. Following are the benefits of taking the Microsoft DP-420 Certification Exam, with the assistance of the DP-420 Dumps:

  • Get the latest certifications: The DP-420 Certification Exam is a very good way to get the latest certifications. If you are a certified professional, you can show it to your organization and get more job opportunities.

  • Get a great salary: There are many companies that recruit IT, professionals, only after passing the Microsoft DP-420 Certification Exam. Thus, the candidates who want to work in the IT industry can take the DP-420 Certification Exam and get good job opportunities.

  • Get a good career: Taking the DP-420 Certification Exam will increase your skills, knowledge, and experience. So, it will help you to get a good job in the IT industry. Thus, it will help you to get a good career in the IT industry.

  • Get a good job: Taking the DP-420 Certification Exam will help you to get a good job. It will help you to get the latest technologies, and advance your career. Thus, it will help you to get a good job.

  • Knowledge & skills: The DP-420 Certification Exam is a good opportunity to learn about the latest technologies and advance your career. It will help you to get the latest knowledge and skills, which will be very useful in your work.

  • Earn more money: The Microsoft DP-420 Certification Exam is a very good opportunity to earn more money. If you pass the DP-420 Certification Exam, you can get good job opportunities. So, it will help you to earn more money.

To prepare for the Microsoft DP-420 exam, candidates can take advantage of Microsoft's official training courses and certification resources. Microsoft offers a variety of training options, including self-paced online courses, instructor-led training, and hands-on labs. Additionally, Microsoft provides free online resources, such as documentation, whitepapers, and case studies, to help candidates learn more about Azure Cosmos DB and cloud-native application design principles.

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

Azure Cosmos DB is a globally distributed, multi-model database service provided by Microsoft. It is designed to handle massive amounts of data at global scale, and it supports multiple data models, including document, key-value, graph, and column-family. Azure Cosmos DB is a popular choice for building cloud-native applications because of its scalability, high availability, and global distribution capabilities.

Microsoft DP-420 Korean Exam Overview:

Certification Vendor:Microsoft
Exam Name:Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB
Exam Number:DP-420
Real Exam Qty:40-60
Exam Price:$165 USD
Exam Duration:100-120
Certificate Validity Period:1 year
Exam Format:Multiple choice, Case study, Drag and drop, Hot area, Lab
Related Certifications:Microsoft Certified: Azure Cosmos DB Developer Specialty
Available Languages:English, Japanese, Chinese (Simplified), Korean
Passing Score:700/1000
Sample Questions:Microsoft DP-420 Korean Sample Questions
Exam Way:Online proctored exam or in-person test center
Pre Condition:No formal prerequisite exams are required. Candidates should have experience developing Azure solutions and working with Azure Cosmos DB.
Official Syllabus URL:https://learn.microsoft.com/en-us/credentials/certifications/exams/dp-420/

Azure Cosmos DB is a globally distributed, multi-model database service that offers high availability, low latency, and automatic scaling. It is designed to be used with cloud-native applications and provides support for multiple APIs, including SQL, MongoDB, Cassandra, and Azure Table Storage. The DP-420 exam covers topics such as data modeling, partitioning, indexing, and querying in Azure Cosmos DB. You'll also learn how to use Azure Functions, Azure Event Grid, and Azure Stream Analytics to build event-driven architectures.

Microsoft DP-420 Korean Exam Syllabus Topics:

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

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