DevOps / Github Interview questions
What is the difference between GitHub and GitLab?
GitHub and GitLab both host Git repositories and support code review, but they differ in scope and in how CI/CD is structured. GitHub grew as a social, open-source-centric hosting platform and added CI/CD later through the separate GitHub Actions product. GitLab was built from the outset as a single-application DevOps platform with CI/CD, planning, and security scanning native from day one.
| GitHub | GitLab |
| CI/CD via GitHub Actions, added after core product launch. | CI/CD (.gitlab-ci.yml) built in from the start. |
| Review unit is the pull request. | Review unit is the merge request. |
| No free self-hosted core product comparable to GitLab CE. | Free self-hosted Community Edition available. |
| Owned by Microsoft. | Owned by GitLab Inc. |
GitHub tends to have a larger open-source contributor base and a wider marketplace of reusable Actions, while GitLab tends to offer a more unified toolchain (CI/CD, security scanning, and planning under one product) without needing third-party marketplace add-ons.
What is GitHub's equivalent of a GitLab merge request called?
A commonly cited GitHub advantage over GitLab is:
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