Microsoft Updated GH-900 Exam Questions and Answers by yousef

A centralized version control system stores the main project history in one central location, usually a server. Developers connect to that server to check out files, make changes, and submit updates. This differs from Git, which is distributed and allows every developer to have a full local copy of the repository history. In a centralized model, collaboration depends heavily on the availability of the central server. If the server is unavailable, developers may be limited in what they can do. GitHub Foundations emphasizes this distinction because GitHub is built around Git, a distributed version control system. Option C correctly describes centralized version control because the central server holds the authoritative project history.

GitHub Flow is a simple, yet powerful, branching strategy that is widely used in modern software development. It emphasizes collaboration and flexibility.

GitHub Flow:

Option C is correct because GitHub Flow is a lightweight workflow designed for safe experimentation and collaboration. It involves creating branches for new features or fixes, opening pull requests for review, and merging changes back into the main branch after approval.

Incorrect Options:

Option A is incorrect because GitHub Flow uses a single main branch, not multiple primary branches.

Option B is incorrect because GitHub Flow is not specifically designed around releases; it is more focused on continuous development and integration.

Option D is incorrect because GitHub Flow is not strict or linear; it encourages branching and pull requests rather than direct changes on the main branch.

A user ' s GitHub profile typically includes public information such as a personal biography, profile picture, and a list of public repositories. More sensitive information, like email addresses and passwords, is not publicly displayed.

Personal Biography and Profile Picture:

Option A is correct because these are standard elements displayed on a user ' s public GitHub profile. This information is meant to provide a brief introduction to the user and their interests or skills.

Incorrect Options:

Option B is incorrect because public SSH keys may be associated with a user ' s account but are not displayed by default on the profile page.

Option C is incorrect because private repositories are not listed on a public profile.

Option D is incorrect because a user ' s email address and password are private information and not displayed on their public profile.