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AZ-400 · Question #249

You are designing a configuration management solution to support five apps hosted on Azure App Service. Each app is available in the following three environments: development, test, and production. Yo

The correct answer is C. Azure App Configuration. The Feature Manager in the Azure portal for App Configuration provides a UI for creating and managing the feature flags that you use in your applications. App Configuration offers the following benefits: A fully managed service that can be set up in minutes Flexible key represent

Submitted by femi9· Mar 6, 2026Configure processes and communications

Question

You are designing a configuration management solution to support five apps hosted on Azure App Service. Each app is available in the following three environments: development, test, and production. You need to recommend a configuration management solution that meets the following requirements: - Supports feature flags - Tracks configuration changes from the past 30 days - Stores hierarchically structured configuration values - Controls access to the configurations by using role-based access control (RBAC) permission - Stores shared values as key/value pairs that can be used by all the apps Which Azure service should you recommend as the configuration management solution?

Options

  • AAzure Cosmos DB
  • BAzure App Service
  • CAzure App Configuration
  • DAzure Key Vault

How the community answered

(21 responses)
  • A
    14% (3)
  • B
    5% (1)
  • C
    76% (16)
  • D
    5% (1)

Explanation

The Feature Manager in the Azure portal for App Configuration provides a UI for creating and managing the feature flags that you use in your applications. App Configuration offers the following benefits: A fully managed service that can be set up in minutes Flexible key representations and mappings Tagging with labels Point-in-time replay of settings Dedicated UI for feature flag management Comparison of two sets of configurations on custom-defined dimensions Enhanced security through Azure-managed identities Encryption of sensitive information at rest and in transit Native integration with popular frameworks App Configuration complements Azure Key Vault, which is used to store application secrets. https://docs.microsoft.com/en-us/azure/azure-app-configuration/overview

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