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Questions gratuites GH-900 — GitHub Foundations

Téléchargez gratuitement 30 questions d'entraînement pour la certification GH-900 proposée par GitHub (Microsoft). Toutes les questions sont accompagnées de corrections détaillées avec explications techniques.

Caractéristiques de l'examen blanc

Code de certificationGH-900
ÉditeurGitHub (Microsoft)
Nombre de questions30
TypeQCM avec 4 réponses possibles
Niveaufoundation
CatégorieDevelopment
Prix100% gratuit

Aperçu de 8 questions représentatives

Voici un échantillon aléatoire de 8 questions tirées de notre base d'entraînement GH-900. Pour accéder aux 30 questions complètes, lancez l'examen blanc gratuitement.

Question 1
What are GitHub Actions secrets and how should sensitive values be managed in workflows?
  1. Store sensitive values directly in the workflow YAML file with comments
  2. Encrypted env variables stored at repo/org level, accessed via the secrets context, never exposed in logs
  3. GitHub Actions secrets are visible to all repository contributors
  4. Secrets must be committed to the .github/secrets directory to work in workflows
Question 2
What is GitHub Advanced Security and what features does it provide?
  1. GitHub Advanced Security only provides two-factor authentication enforcement
  2. Code Scanning (CodeQL), Secret Scanning (detect leaked credentials) and Dependency Review for vulnerability management
  3. GHAS is a hardware security key compatible with GitHub
  4. GitHub Advanced Security is only available for Python repositories
Question 3
What is git stash and when is it useful?
  1. git stash permanently deletes uncommitted changes from the working directory
  2. Temporarily saves uncommitted changes so you can switch branches; restored later with git stash pop
  3. git stash is used to backup the repository to an external drive
  4. git stash only works for files that have already been staged with git add
Question 4
What is a GitHub Release and how is it different from a tag?
  1. Tags and releases are identical in GitHub
  2. Tags mark specific commits; Releases build on tags adding release notes, changelogs and downloadable binary assets
  3. A release automatically deploys code to production environments
  4. Tags are only used for releases in private repositories
Question 5
What is the purpose of the README.md file in a GitHub repository?
  1. README.md is a configuration file that GitHub uses for repository settings
  2. Landing page displayed on GitHub with project description, installation, usage, contribution guidelines and license
  3. README.md is only displayed when you download the repository as a ZIP file
  4. The README file must be in HTML format to be displayed properly on GitHub
Question 6
What does "git rebase" do and when should it be used instead of git merge?
  1. git rebase and git merge produce identical results
  2. Replays commits on top of another branch for cleaner linear history; avoid on shared branches as it rewrites history
  3. git rebase is used to undo the last commit permanently
  4. git rebase automatically merges all branches in the repository
Question 7
What is the difference between "git fetch" and "git pull" ?
  1. git fetch and git pull are identical commands
  2. git fetch downloads without merging; git pull downloads AND merges remote changes into the local branch
  3. git pull only downloads commit messages, not the actual code changes
  4. git fetch pushes local changes to the remote repository
Question 8
What is GitHub Projects and how does it help teams manage their work?
  1. GitHub Projects is only for managing billing and subscriptions
  2. Flexible project management with Kanban/table/roadmap views, integrated with issues and PRs, supporting automations
  3. GitHub Projects replaces Git repositories for storing project files
  4. GitHub Projects is only available for repositories with more than 10 collaborators

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