Microsoft DevOps Engineer Expert AZ-400 Practice Question

You maintain an Azure DevOps project that uses Azure Repos Git. An external deployment-orchestration platform exposes an HTTPS endpoint that must be called automatically whenever a pull request is completed (merged) in the main branch. The platform validates requests by recalculating an HMAC using a shared secret that Azure DevOps must include in the X-Hub-Signature header. The solution must avoid any polling or scheduled jobs. Which Azure DevOps configuration should you implement to meet these requirements?

  • Create a Service Hook subscription that targets the Generic Web Hook consumer, select the Pull request merged event, and provide the shared secret.

  • Create an Azure Monitor alert rule on the repository and use a webhook action group to call the endpoint when the alert fires.

  • Set up a GitHub Actions workflow that listens for repository_dispatch events and invokes the external HTTPS endpoint.

  • Configure a Git push notification in Azure Repos and enable a continuous integration trigger in an Azure Pipeline that calls the endpoint.

Microsoft DevOps Engineer Expert AZ-400
Design and implement processes and communications
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