Pass the Microsoft GitHub Administrator GH-900 Questions and answers with CertsForce

Git is a widely-used version control system that has several defining features:

Distributed Version Control:

Git is a distributed version control system, meaning that every developer has a full copy of the entire repository, including its history, on their local machine. This enables greater flexibility, as work can be done offline and each user has access to the full project history.

Open Source Software:

Git is open-source, meaning its source code is freely available for use, modification, and distribution. This fosters a large community of users and contributors who continuously improve the software.

Efficiency with Large Projects:

Git is designed to handle projects of any size with speed and efficiency. It can manage large codebases and many contributors without significant performance degradation, making it suitable for everything from small personal projects to large, complex software systems.

Incorrect Options:

Option B is incorrect because Git is not a sequential version control system, nor is it inherently tied to cloud-based services. GitHub, GitLab, and other platforms offer cloud hosting for Git repositories, but Git itself is a version control tool.

Option C is incorrect because Git is not limited to small projects; it is designed to scale efficiently, and the other features mentioned are only partial descriptions of Git's capabilities.

Option D is incorrect because Git is not a centralized version control system; it is distributed. Additionally, Git is open-source, not proprietary, and is used for projects of all sizes.

Creating a repository template in GitHub requires specific steps and permissions:

Creating a Repository Template:

Option A is correct because a user with Admin permissions can navigate to the repository's settings and enable the "Template Repository" option. This allows other users to generate new repositories from this template, which includes all branches, tags, and file history.

Other Options:

Option B is incorrect because "Maintain" permissions do not allow the creation of repository templates, and the option is not found in Organization settings but in the repository settings.

Option C is incorrect because the "Template Repository" option is in the repository settings, not in Organization settings.

Option D is incorrect because "Maintain" permissions do not grant the ability to create a repository template.

GitHub offers a variety of features for different aspects of project management and documentation. For long-form documentation, the best feature is Wikis. Wikis in GitHub allow you to create detailed, structured documentation that is easy to navigate and edit. Each repository in GitHub can have its own Wiki, which acts as a space for collaborators to maintain project documentation, guides, manuals, or any other long-form content.

Wikis are specifically designed to host extensive documentation in a way that is easy to reference and edit over time. They support Markdown, allowing you to format your documentation effectively. Unlike the other options, Wikis are explicitly intended for the purpose of long-form content, making them the best choice for this use case.

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Two recommended ways to improve the discoverability of a repository on GitHub are:

B. Create a README file describing the repository: A well-written README file provides essential information about the project, such as what it does, how to use it, and how to contribute. This is often the first thing potential users or contributors will see, making it critical for discoverability.

D. Add topics to classify the repository: Adding topics to your repository helps classify it under specific categories, making it easier for others to find it through GitHub’s search and exploration features. Topics act like tags, helping to connect your project with users interested in similar subjects.

Registering a repository with GitHub search and adding labels are not applicable actions for improving discoverability in the broader sense.

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GitHub Projects supports various layouts to help teams organize and visualize their work. The available layouts include:

B. Kanban: This is a visual task management tool where tasks are represented as cards and moved across columns that represent different stages of work.

C. Board: This layout is similar to Kanban but can be more flexible, allowing users to set up boards in various ways to suit their workflow needs.

D. Table: The Table layout allows you to view your tasks in a spreadsheet-like format, making it easy to manage and edit large amounts of data at once.

Roadmap and Backlog are not standard layouts provided by GitHub Projects. While these terms might be relevant in other project management contexts, GitHub Projects specifically offers Kanban, Board, and Table layouts.

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When creating custom issue forms on GitHub, the definition files are stored in the .github/ISSUE_TEMPLATE folder. This directory is used to define issue templates and forms that help standardize the information collected when users open new issues in the repository. The .github folder is a special directory used for various repository configurations and workflows.

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Forking a repository on GitHub is a common practice, especially when contributing to open-source projects or when you want to build on existing work. Here are the two main reasons for forking a repository:

B. To propose changes to the base repository:

One of the primary reasons for forking a repository is to make changes or improvements that you can later propose to the original repository (often called the "upstream" repository). This is typically done through a pull request. By forking the repository, you get your own copy of the project where you can freely experiment, make changes, and then propose those changes back to the original project.

C. To create a new repository based on an existing one:

Forking is also used to create a new repository that is a copy of an existing one. This allows you to work on the project independently of the original repository, effectively creating a new direction for the project or using it as a starting point for a different purpose. This is particularly useful for customization, experimentation, or when you want to build something different while still leveraging the existing codebase.

Explanation of Other Options:

A. To create an issue or open a discussion:

This is incorrect because creating an issue or opening a discussion can be done directly on the original repository without needing to fork it. Forking is unnecessary for these actions.

D. To create a new branch to develop a new feature:

While creating a new branch is related to development, it does not require a fork. Branches are typically created within the same repository to work on new features. Forking is used when you need an entirely separate copy of the repository.

Given this information, the correct answers are B and C.

GitHub is a cloud-based platform that provides hosting for software development and version control using Git. It offers tools for collaboration, project management, and security to create a safe and productive environment for developers.

GitHub Overview:

Option B is correct because GitHub is primarily known as a cloud-based hosting service for Git repositories, offering a collaborative environment where developers can work together on projects, manage version control, and implement security practices.

Incorrect Options:

Option A is incorrect because GitHub is not proprietary in the sense of being closed off from version control standards; it is widely recognized as an open platform for collaboration.

Option C is incorrect because, while GitHub is accessible to new developers, it is designed for developers of all skill levels and not specifically tailored for beginners.

Option D is incorrect because GitHub is not a centralized version control system; it supports Git, which is distributed.

Pull requests are created to propose changes from one branch to another. These branches must be different; otherwise, there would be no changes to propose. Typically, pull requests are made from a feature or topic branch to a main branch (such as main or master), allowing for code review and integration before the changes are merged.

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Cloning a repository in GitHub refers to creating a copy of the repository on your local machine. This allows you to work on the project offline, make changes, and later push those changes back to the remote repository. It does not involve creating a copy on GitHub.com (which would be forking), retrieving updates (which would be pulling), or importing source code into a new repository (which is done differently).

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