Git & Version Control (Linux+) Mastery Quiz

1. Which command switches to an existing branch?

Git checkout branch_name

Git branch branch_name

Git merge branch_name

Git create branch_name

2. Which merge strategy is safest for preserving complete history?

Three-way merge (creates a merge commit)

Fast-forward merge

Squash merge

Rebase merge

3. What does git remote add origin do?

Connects a local repository to a remote repository

Creates a new local branch

Deletes the remote repository

Merges branches

4. True or False: A commit message should be descriptive and explain what changes were made.

True

False

5. Which command undoes changes in the working directory to match the last commit?

Git checkout -- filename

Git reset filename

Git revert filename

Git clean filename

6. What is the default branch created when initializing a Git repository?

Main (or master in older versions)

Develop

Release

Feature

7. True or False: git rebase rewrites commit history by moving commits onto a new base.

True

False

8. Which command lists all branches in a repository?

Git branch

Git log

Git status

Git show

9. What does git fetch do?

Downloads remote changes without merging them

Uploads local commits to the remote repository

Deletes remote branches

Stages files for commit

10. True or False: The staging area (index) holds files ready to be committed.

True

False

11. What does the git commit command do?

Records changes to the repository with a message

Pushes changes to a remote server

Creates a new branch

Reverts to a previous version

12. What is a fast-forward merge in Git?

A merge where the target branch simply moves forward to the source commit

A merge that always creates a new commit

A merge that deletes the source branch

A merge that requires manual conflict resolution

13. Which command shows unstaged changes in your working directory?

Git diff

Git status

Git log

Git show

14. True or False: git push uploads local commits to a remote repository.

True

False

15. How do you view the commit history in Git?

Git log

Git status

Git diff

Git branch

16. What does HEAD refer to in Git?

The current branch or commit you are on

The remote repository

The staging area

The last commit message

17. Which command stages files for the next commit?

Git add filename

Git commit filename

Git push filename

Git branch filename

18. True or False: A merge conflict occurs when two branches modify the same lines of code.

True

False

19. What is the purpose of git merge?

Combine changes from one branch into another

Delete a branch permanently

Stage files for commit

View commit history

20. Which command creates a new branch in Git?

Git checkout -b branch_name

Git merge branch_name

Git push origin branch_name

Git commit -b branch_name

Git Quiz: Commit, Branch & Merge Mastery

1. Which command switches to an existing branch?

2.

What first name or nickname would you like us to use?

2. Which merge strategy is safest for preserving complete history?

3. What does git remote add origin do?

4. True or False: A commit message should be descriptive and explain what changes were made.

5. Which command undoes changes in the working directory to match the last commit?

6. What is the default branch created when initializing a Git repository?

7. True or False: git rebase rewrites commit history by moving commits onto a new base.

8. Which command lists all branches in a repository?

9. What does git fetch do?

10. True or False: The staging area (index) holds files ready to be committed.

11. What does the git commit command do?

12. What is a fast-forward merge in Git?

13. Which command shows unstaged changes in your working directory?

14. True or False: git push uploads local commits to a remote repository.

15. How do you view the commit history in Git?

16. What does HEAD refer to in Git?

17. Which command stages files for the next commit?

18. True or False: A merge conflict occurs when two branches modify the same lines of code.

19. What is the purpose of git merge?

20. Which command creates a new branch in Git?