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

12+ practice questions

The Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB (DP-420) exam validates design and model data solutions for azure cosmos db for nosql, implement azure cosmos db solutions using sdks, queries, and transactions, provision, secure, and manage azure cosmos db resources, monitor, troubleshoot, and optimize azure cosmos db solutions. ExamPal publishes 12 premium questions and a 12-question free practice exam mapped across 5 blueprint domains. The local official-details index records: Microsoft does not publish a fixed count; typically 40-60; 100 minutes; Multiple choice, multi-select, case study/lab or interactive item types may appear. Candidates should verify current registration, pricing, and scoring details with the official exam authority before booking.

Exam Details

Exam Overview

Administered by

Microsoft

Exam Format

Microsoft does not publish a fixed count; typically 40-60; 100 minutes; Multiple choice, multi-select, case study/lab or interactive item types may appear

Passing Score

Verify current official exam guide

Exam Fee

Country/region based; US list price commonly $165

Prerequisite

Review Microsoft Learn study guide, practice assessment, sandbox.

Topics Covered

ExamPal covers all major topics tested on the Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB exam. Our questions are grounded in official study materials.

Design and model data solutions for Azure Cosmos DB for NoSQL

Covers data modeling, partitioning, consistency, indexing, and cost/performance design decisions for Azure Cosmos DB for NoSQL. This domain emphasizes choosing the right data shape and distribution strategy to meet application access patterns, scalability, and RU efficiency requirements.

Implement Azure Cosmos DB solutions using SDKs, queries, and transactions

Covers SDK connectivity, local development, item and batch operations, querying, and server-side programming. This domain focuses on implementing and validating application behavior with Azure Cosmos DB for NoSQL using SDKs, queries, transactions, and event processing.

Provision, secure, and manage Azure Cosmos DB resources

Covers account, database, and container provisioning; throughput and capacity planning; security and secret management; and backup, restore, and recovery. This domain focuses on operational administration and governance of Azure Cosmos DB resources.

Monitor, troubleshoot, and optimize Azure Cosmos DB solutions

Covers monitoring, troubleshooting, and performance/cost optimization for Azure Cosmos DB solutions. This domain emphasizes using metrics, diagnostics, SDK error handling, and workload tuning to improve reliability and efficiency.

Implement AI, vector, and retrieval solutions with Azure Cosmos DB

Covers vector-enabled storage, embedding generation, AI-powered application experiences, and retrieval-augmented solutions. This domain focuses on using Azure Cosmos DB for NoSQL as part of modern AI and search workflows.

Exam Blueprint

What the Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB Exam Tests

The exam is divided into 5 domains. Here is what each domain covers and how much weight it carries on the test.

Domain 1: Design and model data solutions for Azure Cosmos DB for NoSQL

28% of exam

Covers data modeling, partitioning, consistency, indexing, and cost/performance design decisions for Azure Cosmos DB for NoSQL. This domain emphasizes choosing the right data shape and distribution strategy to meet application access patterns, scalability, and RU efficiency requirements.

  • Task 1.1: Design data models for application access patterns
  • Evaluate data modeling choices
  • Design for container granularity
  • Model related data using embedding and denormalization
  • Assess normalized versus denormalized tradeoffs
  • Task 1.2: Select and validate partitioning strategy
  • Choose an effective partition-key choice

Key references: DP-420 official exam guide · ExamPal shared topic tree

Domain 2: Implement Azure Cosmos DB solutions using SDKs, queries, and transactions

22% of exam

Covers SDK connectivity, local development, item and batch operations, querying, and server-side programming. This domain focuses on implementing and validating application behavior with Azure Cosmos DB for NoSQL using SDKs, queries, transactions, and event processing.

  • Task 2.1: Connect to Azure Cosmos DB for NoSQL and configure development environments
  • Connect with the SDK using endpoint and credentials
  • Connect to different regions
  • Connect to a multi-region write account
  • Configure consistency models
  • Import and initialize SDK libraries
  • Task 2.2: Configure local and offline development environments

Key references: DP-420 official exam guide · ExamPal shared topic tree

Domain 3: Provision, secure, and manage Azure Cosmos DB resources

18% of exam

Covers account, database, and container provisioning; throughput and capacity planning; security and secret management; and backup, restore, and recovery. This domain focuses on operational administration and governance of Azure Cosmos DB resources.

  • Task 3.1: Create and configure Azure Cosmos DB accounts, databases, and containers
  • Create an Azure Cosmos DB for NoSQL account
  • Set up resources by using portal and Data Explorer
  • Create databases, containers, and sample items
  • Create a container using ARM templates
  • Evaluate serverless and provisioned options
  • Task 3.2: Configure throughput and capacity

Key references: DP-420 official exam guide · ExamPal shared topic tree

Domain 4: Monitor, troubleshoot, and optimize Azure Cosmos DB solutions

14% of exam

Covers monitoring, troubleshooting, and performance/cost optimization for Azure Cosmos DB solutions. This domain emphasizes using metrics, diagnostics, SDK error handling, and workload tuning to improve reliability and efficiency.

  • Task 4.1: Monitor account health and workload behavior
  • Use Azure Monitor to analyze an account
  • Review operational monitoring metrics
  • Interpret diagnostics for requests, partitions, and regions
  • Correlate application behavior with metrics
  • Task 4.2: Troubleshoot SDK and application issues
  • Troubleshoot an application using the SDK

Key references: DP-420 official exam guide · ExamPal shared topic tree

Domain 5: Implement AI, vector, and retrieval solutions with Azure Cosmos DB

18% of exam

Covers vector-enabled storage, embedding generation, AI-powered application experiences, and retrieval-augmented solutions. This domain focuses on using Azure Cosmos DB for NoSQL as part of modern AI and search workflows.

  • Task 5.1: Implement vector-enabled data storage
  • Enable Vector Search
  • Create database and container for vectors
  • Design vector-enabled item schemas
  • Validate vector index and similarity search
  • Task 5.2: Generate and store embeddings for application data
  • Generate embeddings with Azure OpenAI

Key references: DP-420 official exam guide · ExamPal shared topic tree

Why study with ExamPal

Everything you need to prepare for and pass the Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB exam, in one app.

  • 12 DP-420 premium practice questions
  • Free 12-question interactive practice exam
  • 5 blueprint domains covered
  • 35 glossary terms loaded from the shared terminology pack
  • Detailed explanations and per-option rationales for study review
  • Domain-level review paths with study guide, glossary, and static question pages

Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB Exam — Common Questions

What is the DP-420 exam?
DP-420 is Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB. The ExamPal page is built from the shared release pack and maps practice questions to the saved exam blueprint.
How many DP-420 questions are in ExamPal?
The current shared release pack includes 12 premium questions and a 12-question free practice exam.
What domains does DP-420 cover?
Data models 35-40%; Data distribution 5-10%; Integrate solution 5-10%; Optimize solution 15-20%; Maintain solution 25-30%.
Does the free DP-420 practice exam include explanations?
Yes. The free practice exam includes the correct answer, an explanation summary, and per-option rationales where the shared pack provides them.
Where do the DP-420 website pages get their data?
The website pages are generated from the ExamPal shared release pack: official materials, syllabus, topic tree, terminology JSON, free-pack questions, and premium-pack questions.

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