As someone who has spent years working through the Microsoft certification ecosystem—Azure, DevOps, and cloud fundamentals—the GH-900 GitHub Foundations exam initially looked like a simple add-on certification. I already used GitHub daily for repositories, pull requests, and CI/CD pipelines, so my first thought was: How hard could a fundamentals exam really be?

That assumption lasted about one hour into my preparation.

The GitHub Foundations certification is designed to validate your understanding of GitHub workflows, collaboration tools, repository management, and modern development practices. While it’s considered an entry-level exam, it covers much more than basic Git commands. In practice, it tests whether you understand how real teams actually use GitHub in modern DevOps environments.

I decided to take GH-900 mainly for three reasons:

1. It complements Azure certifications like AZ-900 and AZ-204.

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