Exam Code: DP-420
Exam Name: Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB
Certification Provider: Microsoft
Corresponding Certification: Azure Cosmos DB Developer Specialty
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Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB: DP-420 Exam

"Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB", also known as DP-420 exam, is a Microsoft Certification. With the complete collection of questions and answers, iPassleader has assembled to take you through 281 Q&As to your DP-420 Exam preparation. In the DP-420 exam resources, you will cover every field and category in Azure Cosmos DB Developer Specialty Certification helping to ready you for your successful Microsoft Certification.

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Who should take the Microsoft DP-420 Certification Exam?

The targeted audience of the Microsoft DP-420 Certification Exam is IT professionals, who are interested in designing and implementing cloud-native applications using Microsoft Azure Cosmos DB database technologies. The Microsoft DP-420 Certification Exam is an important certification exam for every IT professional, who wants to get a job in a reputable company. DP-420 Dumps suggest that those individuals who have job titles like Azure SQL Database Administrator, Azure SQL Database Developer, Azure Cosmos DB Administrator, and Azure Cosmos DB Developer can also take this certification exam.

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

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What is the Microsoft DP-420 Certification Exam and why it is created?

DP-420 Certification Exam is also known as Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB (beta). DP-420 Certification Exam is authorized by Microsoft and is an IT professional certification exam that is designed to test the knowledge and skills of the candidates for designing and implementing cloud-native applications using Microsoft 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. DP-420 Dumps is the most reliable and easiest way to pass the DP-420 exam.

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Microsoft DP-420 Exam Syllabus Topics:

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

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