opencodetask.txt

Difference between and Git and GitHub:
Git is a tool that's used to manage multiple versions of source code edits that are then transferred to files in a Git repository, GitHub serves as a location for uploading copies of a Git repository.

5 Basic Git Commands:
1.git branch
Creates a new branch
2.git init
Turn an existing directory into a git directory
3.git fetch
Downloads all history from the remote tracking  branches
4.git merge
Combines remote tracking branch into current local branch
5.git push
Uploads all local branch commits to GitHub

How to make a pull request?
To create a pull request, you need to have made your code changes on a separate branch or forked repository:
From the open repository, select the Create button and select Pull request in the  repository section of the dropdown menu.
Fill out the rest of the pull request form. 
Click Create pull request.