Complete Git Guide: Understand and Master Git and GitHub - Garbage Collection

The video tutorial explains Git's garbage collection process, which is an automatic operation that cleans up repositories by deleting unreachable objects and old references. It also covers how to manually run garbage collection from the terminal, undo changes using Visual Studio Code or GitHub Desktop, and explore Git objects and pack files. The tutorial demonstrates executing garbage collection, compressing objects, and verifying the results, highlighting the creation of new pack and index files.

What is the primary purpose of garbage collection in Git?

• To merge different branches

• To create new branches

• To clean the repository by removing unreachable objects

• To update the Git version

How do pack files benefit a Git repository?

• They increase the repository size

• They archive Git objects to make the repository smaller

• They enable automatic merging of branches

• They allow for faster branch creation

What happens to files in the Git objects folder after running garbage collection?

• They are compressed into updated pack files

• They are all deleted

• They are converted into a different format

• They are moved to a new branch

Which command is used to run garbage collection in Git?

• git merge

• git gc

• git commit

• git branch

What does Git do with old reflog records during garbage collection?

• It deletes them

• It updates them

• It archives them

• It merges them