devops-exercises/exercises/git/branch_01.md

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## Git Commit 01
### Objective
Learn how to work with Git Branches
### Instructions
1. Pick up a Git repository (or create a new one) with at least one commit
2. Create a new branch called "dev"
3. Modify one of the files in the repository
4. Create a new commit
5. Verify the commit you created is only in "dev" branch
### After you complete the exercise
Answer the following:
1. Why branches are useful? Give an example of one real-world scenario for using branches