GitHub Actions - GH-200 Exam Practice Test

Question 1

As a developer, how can you identify a JavaScript action on GitHub?

A. The action's repository name includes the keyword "JavaScript."

B. The action.yml metadata file references a package.json file.

C. The action's repository includes a js.yml file in the .github/workflows directory.

D. The action.yml metadata file has the runs.using value set to node16.

Correct Answer: B

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Question 2

Which command can you include in your workflow file to set the output parameter for an action?

A. echo "::debug::action_color=purple"

B. echo "action_color=purple" >> $GITHUB_OUTPUT

C. echo "::add-mask::$ACTI0N_C0L0R"

D. echo "action_color=purple" >> $GITHUB_ENV

Correct Answer: B

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Question 3

Which workflow commands send information from the runner? (Each correct answer presents a complete solution. Choose two.)

A. populating variables in a Dockerfile

B. reading from environment variables

C. setting a debug message

D. setting output parameters

Correct Answer: C,D

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Question 4

As a developer, you are configuring GitHub Actions to deploy VMs to production. A member of the VMOps team must provide approval before the deployment occurs. Which of the following steps should you take? (Each correct answer presents part of the solution. Choose two.)

A. Navigate to the organization settings and create a Production environment with the VMOps team as a required reviewer.

B. Specify the VMOps team as the owner of the environment.

C. Add the VMs to the environment.

D. Specify the environment named Production in the workflow jobs that deploy to the VMs.

E. Navigate to the repository settings and create a Production environment with the VMOps team as a required reviewer.

Correct Answer: E

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Question 5

You are developing a GitHub Actions workflow that will build a .NET app.
You need to provide the workflow with access to a sensitive enterprise license. The solution must ensure that the license is NOT exposed publicly or hardcoded.
What should you do?

A. Use GitHub Enterprise Managed User (OIDC) in a GitHub-hosted or self-hosted Windows runner to fetch the license from a third-party vault or secrets manager at runtime.

B. Embed the license into an encrypted ZIP file stored in a repository and decrypt the file at runtime by using a hardcoded passphrase.

C. Use a GitHub-hosted Windows runner and expose the license via a public URL downloaded by the workflow at runtime.

D. Use a GitHub-hosted Ubuntu runner and store the license in a Base64-encoded repository.

Correct Answer: D

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Question 6

You installed specific software on a Linux self-hosted runner. You have users with workflows that need to be able to select the runner based on the identified custom software. Which steps should you perform to prepare the runner and your users to run these workflows? (Each correct answer presents part of the solution. Choose two.)

A. Inform users to identify the runner with the labels custom-software and linux.

B. Inform users to identify the runner based on the group.

C. Add the label custom-software to the runner.

D. Create the group custom-software-on-linux and move the runner into the group.

E. Add the label linux to the runner.

F. Configure the webhook and network to enable GitHub to trigger workflow.

Correct Answer: A,C

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Question 7

As a developer, you have configured an IP allow list on a GitHub organization. Which effects does the IP allow list have on GitHub Actions? (Each answer presents a complete solution.
Choose two.)

A. You can use self-hosted runners with known IP addresses.

B. You can use standard GitHub-hosted runners since their IP addresses are automatically allowed.

C. You can use GitHub-hosted larger runners since they can be configured with static IP addresses.

D. You must allow GitHub Actions's IP address ranges in order to use marketplace actions.

Correct Answer: A,C

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Question 8

As a developer, you want to run a workflow from the Actions tab in GitHub. Which YAML snippet should you use to match the interface in this image?

A.

B.

C.

D.

Correct Answer: C

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Question 9

In which of the following scenarios should you use self-hosted runners? (Each correct answer presents a complete solution. Choose two.)

A. when you want to use macOS runners

B. when jobs must run for longer than 6 hours

C. when a workflow job needs to install software from the local network

D. when GitHub Actions minutes must be used for the workflow runs

E. when the workflow jobs must be run on Windows 10

Correct Answer: B,C

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Question 10

You need to perform a task that requires running a custom script in a GitHub Actions workflow.
The script must run within the workflow environment without requiring an external container or prebuilt image. What should you use?

A. a JavaScript action

B. a composite action

C. a Docker container action

D. a run step

Correct Answer: D

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Microsoft GitHub Actions - GH-200 Exam Practice Test

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