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Microsoft DP-420 Q&A - in .pdf
- Exam Code: DP-420
- Exam Name: Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB
- Updated: Oct 12, 2026
- Q & A: 281 Questions and Answers
- Convenient, easy to study.
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- Updated: Oct 12, 2026
- Q & A: 281 Questions and Answers
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Microsoft DP-420 Q&A - Testing Engine
- Exam Code: DP-420
- Exam Name: Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB
- Updated: Oct 12, 2026
- Q & A: 281 Questions and Answers
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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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Languages: English, Japanese, Chinese (Simplified), Korean, German, French, Spanish, Portuguese (Brazil), Arabic (Saudi Arabia), Russian, Chinese (Traditional), Italian, Indonesian (Indonesia)
Retirement date: none
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.
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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 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Optimize and maintain Cosmos DB solutions | - Monitoring and troubleshooting
|
| Integrate Azure Cosmos DB with Azure services | - Data pipelines and analytics
|
| Design and implement data distribution | - Replication and consistency
|
| Design and implement data models for Azure Cosmos DB | - Design indexing strategies
|
Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB Sample Questions:
Question #1
You have an Azure Cosmos DB Core (SQL) API account named account1 that is configured for automatic failover. The account1 account has a single read-write region in West US and a read region in East US.
You run the following PowerShell command.
Update-AzCosmosDBAccountFailoverPriority -ResourceGroupName `rg1` -Name
`account1` -FailoverPolicy @(`East US`, `West US`)
What is the effect of running the command?
- A. The account will be configured for multi-region writes
- B. The account will be unavailable to writes during the change
- C. The provisioned throughput for account1 will increase
- D. A manual failover will occur
Correct Answer: B 🗳️
Explanation: Only visible for PracticeDump members. You can sign-up / login (it's free).
Question #2
You have an Azure Cosmos DB for NoSQL account named account1.
You plan to implement a multi-region write scenario.
You enable multi-region writes for account1.
Which two actions should you perform next? Each correct answer presents part of the solution.
NOTE: Each correct answer is worth one point.
- A. Set consistencyLevel to Eventual.
- B. Update connectionString.
- C. Set UseMultipleWriteLocations to True.
- D. Set ApplicationRegion to the name of the deployed region.
Correct Answer: C,D 🗳️
Explanation: Only visible for PracticeDump members. You can sign-up / login (it's free).
Question #3
You have an Azure subscription that contains an Azure Cosmos DB for NoSQL database named db1. The subscription is linked to a Microsoft Entra tenant that contains a user named User1.
You need to delegate permissions to User1 to meet the following requirements:
- Ensure that User1 can manage db1.
- Prevent User1 from accessing connection strings.
- Prevent User1 from accessing the data stored in db1.
Which role should you assign to User1?
- A. Cosmos DB Operator
- B. Cosmos DB Built-in Data Contributor
- C. Cosmos DB Account Reader Role
- D. Cosmos DB Built-in Data Reader
Correct Answer: A 🗳️
Explanation: Only visible for PracticeDump members. You can sign-up / login (it's free).
Question #4
You have an Azure subscription that contains an Azure Cosmos DB for NoSQL account named account1.
You plan to configure the Apache Kafka service as a data source for account1.
What should you use to store the Kafka configuration?
- A. Apache ZooKeeper
- B. Apache Gremlin
- C. Azure Key Vault
- D. Apache Tomcat
Correct Answer: C 🗳️
Explanation: Only visible for PracticeDump members. You can sign-up / login (it's free).
Question #5
Hotspot Question
You have an Azure Cosmos DB for NoSQL account that hosts the containers shown in the following table.
You need to implement a solution for processing changes to author names. The solution must use a change feed and an Azure Function and must meet the following requirements:
- Ensure that when a name change occurs, the authorName field in the
Books container is updated within 30 minutes.
- Minimize costs.
What should you configure? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.
Correct Answer:
Viewing page 1 out of 57 pages.
Viewing questions 1-5 out of 281 questions.
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