Practice Test

DP 420

Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB

Description

This exam measures your ability to accomplish the following technical tasks: design and implement data models; design and implement data distribution; integrate an Azure Cosmos DB solution; optimize an Azure Cosmos DB solution; and maintain an Azure Cosmos DB solution<br><br> A candidate for this exam should have subject matter expertise designing, implementing, and monitoring cloud-native applications that store and manage data.<br><br> Responsibilities for this role include designing and implementing data models and data distribution, loading data into an Azure Cosmos DB database, and optimizing and maintaining the solution. These professionals integrate the solution with other Azure services. They also design, implement, and monitor solutions that consider security, availability, resilience, and performance requirements.<br><br> A candidate for this exam must have solid knowledge and experience developing apps for Azure and working with Azure Cosmos DB database technologies. They should be proficient at developing applications that use the Azure Cosmos DB for NoSQL API. They should be able to write efficient SQL queries for the API and be able to create appropriate indexing policies. They should have experience creating server-side objects with JavaScript. Additionally, they should be familiar with provisioning and managing resources in Azure. They should be able to interpret JSON, read C# or Java code, and use PowerShell.<br><br>

Adaptive Test Technology

We use our proprietary Adaptive Test Tech™ which adapts the questioning sequence and complexity based on the success of the questions attempted.

45

Questions

90 min

Duration

110

Question pool

Skills measured

  • Design and implement data models 40%
  • Design and implement data distribution 10%
  • Integrate an Azure Cosmos DB solution 10%
  • Optimize an Azure Cosmos DB solution 20%
  • Maintain an Azure Cosmos DB solution 30%

DP 420 certification links