Version control concept (Git) in Intro to Computing - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is version control?

Version control is a system that records changes to files over time so you can recall specific versions later. It helps teams work together and keeps track of every change made.

beginner

What is Git?

Git is a popular version control system that helps manage changes in files and coordinate work among multiple people. It stores snapshots of your project and allows easy switching between versions.

beginner

Explain the concept of a 'commit' in Git.

A commit is like saving a snapshot of your project at a certain point. It records what changes were made and allows you to go back to that state if needed.

intermediate

What is a branch in Git?

A branch is like a separate path or workspace where you can make changes without affecting the main project. It lets you try new ideas safely and merge them back later.

beginner

Why is version control important for teamwork?

Version control helps teams work together by tracking who made changes, preventing conflicts, and allowing easy merging of everyone's work. It keeps the project organized and safe.

What does a 'commit' in Git represent?

A A deleted file

B A new project folder

C A saved snapshot of changes

D A user account

A commit saves a snapshot of your project changes at a specific time.

Which of the following best describes a 'branch' in Git?

A A separate line of development

B A backup copy of the entire project

C A deleted version

D A user profile

A branch is a separate line of development to work on changes independently.

Why do teams use version control systems like Git?

A To create new programming languages

B To track changes and collaborate safely

C To speed up the internet

D To delete old files automatically

Version control helps teams track changes and work together without conflicts.

What happens when you 'merge' branches in Git?

A You reset the project to the first version

B You delete all branches

C You create a new branch

D You combine changes from different branches

Merging combines changes from different branches into one.

Which command is used to save changes in Git?

A git commit

B git save

C git push

D git branch

The 'git commit' command saves a snapshot of your changes.

Explain how version control helps when multiple people work on the same project.

Think about how you can keep everyone's work organized and safe.

Describe the process and purpose of creating and merging branches in Git.

Imagine working on a new idea without disturbing the main project.