AZ-400 — questions

You use GitHub for source control and Microsoft Teams for collaboration. You need to send a notification to a Teams channel for each commit. The solution must minimize development effort. What should you do?

You manage source code control and versioning by using GitHub. You need to ensure that a PowerShell script is executed automatically before rebase operations are performed. What should you use?

You use GitHub to host container packages that use Semantic Versioning (SemVer). You have an app named App1. The current version of App1 is 11.2.0. You change the code of App1 to fix a bug that was introduced in version 10.5.1. Which version number should you assign to the release?

You manage code by using GitHub. You need to ensure that repository owners are notified if a new vulnerable dependency or malware is found in their repository. What should you do?

You have a public GitHub repository named Public1. A commit is made to Public1. The commit contains a pattern that matches a regular expression. Who is notified first when the commit is made?

You have a GitHub repository. You need to ensure that all the code in the repository is scanned for vulnerabilities. What should you use?

You have a 1-TB Azure Repos repository named repo1. You need to clone repo1. The solution must meet the following requirements: • You must be able to search the commit history of the /src directory • The amount of time it takes to clone the repository must be minimized Which command should you run?

You use GitHub for source control. You are evaluating whether to use proxying to add a private upstream MyGet package feed to your MyGet feed. What are two possible advantages of this approach? Each correct answer presents a complete solution. NOTE: Each correct selection is worth one point.

You manage source code control and versioning by using GitHub. A large file is committed to a repository accidentally. You need to reduce the size of the repository. The solution must remove the file from the repository. What should you use?

You have a project in Azure DevOps. You need to implement a new branching solution. The solution must ensure that all pull requests meet the following requirements: • Include linked work items. • Pass build validation policies. • Require at least three reviewers. What should you include in the solution?

You use Git for source control. You need to commit a 3-GB ZIP file that contains virtual machines used for testing. The solution must meet the following requirements: • The file must be versioned. • The file must be associated with the corresponding code commits. Which two actions should you include in the solution? Each correct answer presents part of the solution. NOTE: Each correct selection is worth one point.

You manage source control by using GitHub. You have a file named Data.txt that contains sensitive data. A user pushes Data.txt to a repository. You need to purge the file from the repository. Which two commands can you use? Each correct answer presents a complete solution. NOTE: Each correct solution is worth one point.

You use GitHub Enterprise for source control repositories. The repositories store C# code. You need to enable CodeQL scanning for the repositories. What should you do?

You have a GitHub repository. You need to create a tag named v3.0.5 and ensure that the tag is available in the remote repository. Which two commands should you run? Each correct answer presents part of the solution. NOTE: Each correct selection is worth one point.

You have a GitHub repository. You need to ensure that all changes to code are validated by your company’s security department before the main branch is deployed. Which two actions can you perform? Each correct answer presents a complete solution. NOTE: Each correct selection is worth one point.

Your company has 60 developers who are assigned to four teams. Each team has 15 members. The company uses an agile development methodology. You need to structure the work of the development teams so that each team owns their respective work while working together to reach a common goal. Which parts of the taxonomy should you enable the team to perform autonomously?

Your company creates a new Azure DevOps team. You plan to use Azure DevOps for sprint planning. You need to visualize the flow of your work by using an agile methodology. Which Azure DevOps component should you use?

Your company implements an Agile development methodology. You plan to implement retrospectives at the end of each sprint. Which three questions should you include? Each correct answer presents part of the solution. NOTE: Each correct selection is worth one point.

Your team uses an agile development approach. You need to recommend a branching strategy for the team's Git repository. The strategy must meet the following requirements. • Provide the ability to work on multiple independent tasks in parallel. • Ensure that checked-in code remains in a releasable state always. • Ensure that new features can be abandoned at any time. • Encourage experimentation. What should you recommend?

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution. After you answer a question in this section, you will NOT be able to return to it. As a result, these questions will not appear in the review screen. You integrate a cloud-hosted Jenkins server and a new Azure DevOps deployment. You need Azure DevOps to send a notification to Jenkins when a developer commits changes to a branch in Azure Repos. Solution: You create a service hook subscription that uses the build completed event. Does this meet the goal?