About This Domain
Domain 3 — Author and Maintain Actions — accounts for 15–20% of the GH-ACTIONS certification exam. This domain evaluates your understanding of javascript actions (action.yml + index.js), docker container actions, composite actions, and related concepts. Building and publishing custom actions.
What You'll Be Tested On
- JavaScript actions (action.yml + index.js)
- Docker container actions
- Composite actions
- Publishing to GitHub Marketplace
- Action versioning and release strategies
Key GitHub Features in This Domain
Study Strategy for Domain 3
While 15–20% might seem like a smaller portion, every point counts toward the passing score.
Exam Tips for Domain 3
Know the three action types and when to use each. Understand action.yml metadata structure.
Frequently Asked Questions
How many questions come from Domain 3?
Domain 3 (Author and Maintain Actions) makes up 15–20% of the GH-ACTIONS exam.
What should I focus on for Domain 3?
Key features include Custom Actions.
How should I prepare for Author and Maintain Actions questions?
Review key topics, then practice with domain-specific questions focusing on real-world scenarios.
What's the best order to study GH-ACTIONS domains?
Start with highest-weighted: Author and Manage Workflows (20–25%), Consume and Troubleshoot Workflows (15–20%), Author and Maintain Actions (15–20%), Manage GitHub Actions for the Enterprise (20–25%), Secure and Optimize Automation (10–15%).
Practice Domain 3 Questions
Test your knowledge of Author and Maintain Actions with practice questions from our GH-ACTIONS question bank.
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