Microsoft Certified: Azure Developer Associate Cheat Sheet 2026

The 30 highest-yield Microsoft Certified: Azure Developer Associate facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. After moving the application to Azure, you must make sure to establish the backup solution. For this need, which of the following would you develop first? → Create a recovery services vault
2. What Azure AD consent type allows an administrator to grant permissions for all users in a tenant at once? → Admin consent
3. Which feature of Azure App Service allows automatic scaling based on HTTP queue length or CPU metrics? → Autoscale
4. Which method in the Azure Cosmos DB .NET SDK v3 is used to create or replace an item if it already exists? → UpsertItemAsync
5. Which output binding allows an Azure Function to write messages directly to an Azure Service Bus queue? → [ServiceBus] output binding
6. What is the purpose of the `local.settings.json` file in Azure Functions development? → Stores connection strings and app settings for local development only
7. What Azure AD application manifest property specifies which app roles are defined, enabling role-based access control within the application? → appRoles
8. Which Azure Service Bus feature prevents duplicate messages from being processed within a configurable time window? → Duplicate detection
9. Which Azure service lets you run containers without managing virtual machines or clusters? → Azure Container Instances
10. When using Azure Cosmos DB with multi-region writes enabled, which consistency levels are supported? → All levels except Strong and Bounded Staleness
11. What Event Hubs checkpoint mechanism stores the last processed event offset so a consumer can resume after a restart? → Checkpointing via a blob storage checkpoint store
12. In Azure Container Registry, which command authenticates the Docker CLI to a private registry? → az acr login --name
13. What is the purpose of a stored procedure in Azure Cosmos DB? → To execute a batch of operations as an ACID transaction within a single partition
14. What protocol does Azure Event Hubs use that is compatible with Apache Kafka producers and consumers? → Kafka Protocol (port 9093)
15. When using Azure Container Apps, what component manages traffic splitting between revisions for A/B testing? → Ingress traffic weights
16. What is the purpose of the `WEBSITE_RUN_FROM_PACKAGE` application setting in Azure App Service? → Runs the app directly from a ZIP package without extracting files
17. What App Service plan tier is required to use custom domains and SSL certificates? → Basic or higher
18. Which partition key choice would result in the BEST throughput distribution in a Cosmos DB container storing IoT sensor readings? → deviceId
19. In Azure Event Grid, what resource subscribes to events from a source and routes them to a handler endpoint? → Event subscription
20. What is the default maximum execution timeout for an Azure Function running on the Consumption plan? → 10 minutes
21. Which setting in `host.json` configures the Application Insights instrumentation key for a Functions app? → APPLICATIONINSIGHTS_CONNECTION_STRING app setting
22. Which Azure Cosmos DB conflict resolution policy automatically picks the write with the highest value of a user-defined property? → Last-Write-Wins (LWW)
23. In Azure Cosmos DB SQL API queries, which clause is required when querying across all partitions? → ENABLE CROSS PARTITION QUERY
24. Which Azure service can be used to process Cosmos DB change feed events in a serverless, event-driven manner? → Azure Functions with Cosmos DB trigger
25. What is the retention period for events in Azure Event Hubs on the Basic tier? → 1 day
26. What is the purpose of the `extensions.csproj` file generated by `func extensions install`? → Manages NuGet packages for binding extensions in the non-.NET isolated model
27. What Azure Functions feature allows you to inject dependencies like database clients using the built-in IoC container? → Dependency injection via Startup class
28. What happens when you set Time to Live (TTL) to -1 on an Azure Cosmos DB container? → TTL is disabled and items never expire
29. What Azure Key Vault object type stores sensitive string values like API keys and connection strings? → Secret
30. Which Azure Event Grid delivery guarantee model ensures at-least-once delivery with retry policies? → At-least-once delivery with exponential back-off retries