GH-200 Dumps (V9.02) 2026: Updated GitHub Actions Study Guide

The most updated GH-200 dumps (V9.02) are available. DumpsBase has updated the dumps with 100 practice questions and answers, helping you master exam patterns, sharpen your accuracy, and build the confidence needed to pass the Microsoft GH-200 GitHub Actions exam on your first attempt.

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GH-200 practice questions in V9.02 are rarely straightforward. Most are scenario-based and require you to connect multiple concepts at once. This makes the GitHub Actions exam more focused on understanding, reasoning, and practical application than on memorization.

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1. What are the two types of environment protection rules you can configure? (Choose two.)

required reviewers

branch protections

wait timer

artifact storage

2. 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)

Option A

Option B

Option C

Option D

3. Which of the following is the best way for an enterprise to prevent certain marketplace actions from running?

Create a list of the actions that are restricted from being used as an enterprise policy. Every other action can be run.

It is not possible; if an action is in the marketplace, its use cannot be restricted.

Create a list that is maintained as a. yml file in a. github repository specified in the enterprise. Only these actions can be run.

Create a list of the actions that are allowed to run as an enterprise policy. Only these actions can be run.

4. Which default GitHub environment variable indicates the name of the person or app that initiated a workflow?

ENV_ACTOR

GITHUB_WORKFLOW_ACTOR

GITHUB_ACTOR

GITHUB_USER

5. As a developer, you want to review the step that caused a workflow failure and the failed step's build logs. First navigate to the main page of the repository on GitHub.

Which section contains the step failure information?

Insights

Code

Actions

Pull requests

Issues

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? (Choose two.)

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

Inform users to identify the runner based on the group.

Add the label custom-software to the runner.

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

Add the label linux to the runner.

7. How many jobs will result from the following matrix configuration?

3 jobs

4 jobs

5 jobs

6 jobs

8. You are a developer, and your container jobs are failing on a self-hosted runner.

Which requirements must you check to ensure that the self-hosted runner is properly configured? (Choose two.)

The self-hosted runner is running a Linux operating system.

The self-hosted runner is running a Windows operating system.

Docker is installed on the self-hosted runner.

Kubernetes is installed on the self-hosted runner.

The service status of Kubernetes is "active".

9. Which choices represent best practices for publishing actions so that they can be consumed reliably? (Choose two.)

repo name

tag

commit SHA

organization name

default branch

10. As a developer, what options should you recommend to implement standards for automation reuse? (Choose two.)

Create workflow templates and store them in the organization's .github repository.

Create reusable actions and workflows that can be called from other workflows.

Create a marketplace partition to publish reusable automation for the company.

Store shared corporate actions in subfolders in a defined and documented internally accessible repository.

11. How can GitHub Actions encrypted secrets be used in if: conditionals within a workflow job?

Set the encrypted secret as a job-level environment variable and then reference the environment variable within the conditional statement.

Create a job dependency that exposes the encrypted secret as a job output, which can then be leveraged in a subsequent dependent job.

Use the secrets context within the conditional statement, e.g. ${{ secrets.MySuperSecret }}.

Use a workflow command to expose the encrypted secret via a step's output parameter and then use the step output in the job's if: conditional.

12. What menu options in a repository do you need to select in order to use a starter workflow that is provided by your organization?

Actions > Load workflow

Workflow > New workflow

Workflow > Load workflow

Actions > New workflow

13. You need to create new workflows to deploy to an unfamiliar cloud provider.

What is the fastest and safest way to begin?

Create a custom action to wrap the cloud provider's CL

Search GitHub Marketplace for verified actions published by the cloud provider.

Use the actions/jenkins-plugin action to utilize an existing Jenkins plugin for the cloud provider.

Search GitHub Marketplace for actions created by GitHub.

Download the CLI for the cloud provider and review the associated documentation.

14. Which of the following scenarios would require the use of self-hosted runners instead of GitHub-hosted runners?

running more than the three concurrent workflows supported by GitHub-hosted runners

exceeding 50,000 monthly minutes of build time

using Docker containers as part of the workflow

using specialized hardware configurations required for workflows

performing builds on macOS

15. When creating and managing custom actions in an enterprise setting, which of the following is considered a best practice?

creating a separate repository for each action so that the version can be managed independently

creating a separate branch in application repositories that only contains the actions

creating a single repository for all custom actions so that the versions for each action are all the same

including custom actions that other teams need to reference in the same repository as application code

16. When reviewing an action for use, what file defines its available inputs and outputs?

inputs.yml

config.json

defaults.json

workflow.yml

action.yml

17. In which scenarios could the GITHUB_TOKEN be used? (Choose two.)

to leverage a self-hosted runner

to create a repository secret

to publish to GitHub Packages

to create issues in the repo

to read from the file system on the runner

to add a member to an organization

18. As a developer, what is the safest way to reference an action to prevent modification of the underlying code?

Use a commit hash.

Use a branch name.

Use a patch release tag.

Use a major release tag.

19. As a developer, you are optimizing a GitHub workflow that uses and produces many different files. You need to determine when to use caching versus workflow artifacts.

Which two statements are true? (Choose two.)

Use caching when reusing files that change rarely between jobs or workflow runs.

Use artifacts when referencing files produced by a job after a workflow has ended.

Use caching to store cache entries for up to 30 days between accesses.

Use artifacts to access the GitHub Package Registry and download a package for a workflow

20. GitHub-hosted runners support which capabilities? (Choose two.)

automatic patching of both the runner and the underlying OS

automatic file-system caching between workflow runs

support for Linux, Windows, and mac

support for a variety of Linux variations including CentOS, Fedora, and Debian

requiring a payment mechanism (e.g., credit card) to use for private repositories

21. As a developer, you have a 10-MB data set that is required in a specific workflow.

Which steps should you perform so the dataset is stored encrypted and can be decrypted during the workflow? (Choose three.)

Encrypt the dataset.

Leverage the actions/download-secret action in the workflow.

Store the dataset in a GitHub encrypted secret.

Store the encryption keys in a GitHub encrypted secret.

Compress the dataset

Commit the encrypted dataset to the same repository as the workflow

Create a GitHub encrypted secret with the Large object option selected and upload the dataset.

22. As a developer, you are designing a workflow and need to communicate with the runner machine to set environment variables, output values used by other actions, add debug messages to the output logs, and other tasks.

Which of the following options should you use?

environment variables

workflow commands

self-hosted runners

enable debug loggingE composite run step

23. As a developer, which workflow steps should you perform to publish an image to the GitHub Container Registry? (Choose three.)

Use the actions/setup-docker action

Authenticate to the GitHub Container Registry.

Build the container image.

Push the image to the GitHub Container Registry

Pull the image from the GitHub Container Registry.

24. In which locations can actions be referenced by workflows? (Choose three.)

a separate public repository

an .action extension file in the repository

the same repository as the workflow

a published Docker container image on Docker Hub

the runs-on: keyword of a workflow file

the repository's Secrets settings page

a public NPM registry

25. As a DevOps engineer, you are developing a container action. You need to execute a cleanup script after completing the main script execution.

Which code block should be used to define the cleanup script?

A )





B)





C )





D )

Option A

Option B

Option C

Option D

26. What are the two ways to pass data between jobs? (Choose two.)

Use the copy action with restore parameter to restore the data from the cache

Use the copy action to save the data that should be passed in the artifacts folder.

Use the copy action with cache parameter to cache the data

Use data storage.

Use job outputs

Use artifact storage.

27. Which statement is true about using default environment variables?

The environment variables can be read in workflows using the ENV: variable_name syntax.

The environment variables created should be prefixed with GITHUB_ to ensure they can be accessed in workflows

The environment variables can be set in the defaults: sections of the workflow

The GITHUB_WORKSPACE environment variable should be used to access files from within the runner.

28. You need to make a script to retrieve workflow run logs via the API.

Which is the correct API to download a workflow run log?

POST /repos/: owner/: repo/actions/runs/: run_id

GET /repos/: owner/: repo/actions/artifacts/logs

GET /repos/: owner/: repo/actions/runs/: run_id/logs

POST /repos/: owner/: repo/actions/runs/: run_id/logs

29. As a developer, you need to use GitHub Actions to deploy a microservice that requires runtime access to a secure token. This token is used by a variety of other microservices managed by different teams in different repos. To minimize management overhead and ensure the token is secure, which mechanisms should you use to store and access the token? (Choose two.)

Store the token in a configuration file in a private repository. Use GitHub Actions to deploy the configuration file to the runtime environment.

Store the token as a GitHub encrypted secret in the same repo as the code. Create a reusable custom GitHub Action to access the token by the microservice at runtime.

Use a corporate non-GitHub secret store (e.g., HashiCorp Vault) to store the token. During deployment, use GitHub Actions to store the secret in an environment variable that can be accessed at runtime.

Store the token as a GitHub encrypted secret in the same repo as the code. During deployment, use GitHub Actions to store the secret in an environment variable that can be accessed at runtime.

Store the token as an organizational-level encrypted secret in GitHub. During deployment, use GitHub Actions to store the secret in an environment variable that can be accessed at runtime.

30. Based on the YAML below, which two statements are correct? (Choose two.)

This workflow will publish a package to an npm registry.

This workflow will publish a package to GitHub Packages.

This workflow file is using a matrix strategy.

The workflow job publish-npm will only run after the build job passes.

31. You are reaching your organization's storage limit for GitHub artifacts and packages.

What should you do to prevent the storage limit from being reached?

via the .github repository owned by the organization

via repositories owned by the organization

via the GitHub Marketplace

via a repository owned by a third party

32. Your organization needs to simplify reusing and maintaining automation in your GitHub Enterprise Cloud.

Which components can be directly reused across all repositories in an organization? (Choose three.)

self-hosted runners

actions stored m private repositories in the organization

encrypted secrets

custom Docker actions stored in GitHub Container Registry

actions stored in an organizational partition in the GitHub Marketplace

workflow templates

33. Which of the following commands will set the $FOO environment variable within a script, so that it may be used in subsequent workflow job steps?

run: echo ":: set-env name=FOO:: bar"

run: echo "FOO=bar" >> $GITHUB_ENV

run: echo ${{ $FOO=bar }}

run: export FOO=bar

34. How should you install the bats NPM package in your workflow?

A)





B)





C)





D)

Option A

Option B

Option C

Option D

35. You have exactly one Windows x64 self-hosted runner, and it is configured with custom tools.

Which syntax could you use in the workflow to target that runner?

self-hosted: [windows-x64]

runs-on: [self-hosted, windows, x64]

runs-on: windows-latest

self-hosted: [windows, x64]

36. What is the minimal syntax for declaring an output named foo for an action?

A)





B)





C)





D)

Option A

Option B

Option C

Option D

37. As a developer, you need to make sure that only actions from trusted sources are available for use in your GitHub Enterprise Cloud organization.

Which of the following statements are true? (Choose three.)

Specific actions can individually be enabled for the organization, including version information.

GitHub-verified actions can be collectively enabled for use in the enterprise.

Actions can be restricted to only those available in the enterprise.

Actions created by GitHub are automatically enabled and cannot be disabled.

Individual third-party actions enabled with a specific tag will prevent updated versions of the action from introducing vulnerabilities.

Actions can be published to an internal marketplace.

38. A development team has been using a Powershell script to compile and package their solution using existing tools on a Linux VM, which has been configured as a self-hosted runner. They would like to use the script as-is in an automated workflow.

Which of the following should they do to invoke their script within a workflow step?

Configure a self-hosted runner on Windows with the requested tools.

Use the YAML powershell: step.

Run the pwsh2bash command to convert the script so it can be run on Linux.

Use the YAML shell: pwsh in a run step.

Use the actions/run-powershell action to invoke the script.

39. Where should workflow files be stored to be triggered by events in a repository?

.github/workflows/

.github/actions/

Nowhere; they must be attached to an act on in the GitHub user interface

anywhere

.workflows/

40. Without the need to use additional infrastructure, what is the simplest and most maintainable method for configuring a workflow job to provide access to an empty PostgreSQL database?

Use service containers with a Postgres database from Docker hub.

Run the actions/postgres action in a parallel job.

It is currently impossible to access the database with GitHub Actions.

Dynamically provision and deprovision an environment.

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