Top GitHub interview questions and answers

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What’s the difference between Git and GitHub?

What’s the difference? Simply put, Git is a version control system that lets you manage and keep track of your source code history. GitHub is a cloud-based hosting service that lets you manage Git repositories. If you have open-source projects that use Git, then GitHub is designed to help you better manage them.

What are commits in GitHub?

Commit. A commit, or “revision”, is an individual change to a file (or set of files). When you make a commit to save your work, Git creates a unique ID (a.k.a. the “SHA” or “hash”) that allows you to keep a record of the specific changes committed along with who made them and when.

What language does GitHub use?

GitHub is written in Ruby. Github uses Ruby on Rails framework as a web framework and it also uses Erlang for git backend services as already mentioned here in another answer. The fundamental software that underpins GitHub is Git itself, written by Linus Torvalds, creator of Linux.

Why is it called GitHub?

The initial working version of Git’s code was very simple, so much so that he finds it deserving of insult. An acronym for Global Information Tracker, at least when it works properly.

Is GitHub safe?

Platform. We keep GitHub safe, secure, and free of spam and abuse so that this can be the platform where developers come together to create. We do this through significant investments in platform security, incident response, and anti-abuse.

Why is GitHub used?

GitHub is a code hosting platform for version control and collaboration. It lets you and others work together on projects from anywhere. This tutorial teaches you GitHub essentials like repositories, branches, commits, and pull requests.

Are there viruses on GitHub?

Sadly, a few days ago there was malware found tapping into GitHub posts and Slack channels. It’s known as “Windows VBScript Engine Remote Code Execution Vulnerability.” Sadly, it can’t be detected by anti-virus programs.

Why is GitHub blocked?

The Indian government has blocked a clutch of websites—including Github, the ubiquitous platform that software writers use for sharing and working on open-source code—because they were carrying “anti-India” content from ISIL (a.k.a. Islamic State or ISIS).

What does Fork mean in GitHub?

A fork is a copy of a repository that you manage. Forks let you make changes to a project without affecting the original repository. You can fetch updates from or submit changes to the original repository with pull requests.