Git Quiz

Question 1

What does `git add` do?

Accepted Answer

Stages changes for the next commit

Answer

Commits changes to history

Answer

Pushes changes to the remote

Answer

Creates a new branch

Question 2

What is the difference between `git merge` and `git rebase`?

Accepted Answer

Merge creates a merge commit joining histories; rebase replays commits onto a new base for a linear history

Answer

They are identical

Answer

Rebase deletes branches

Answer

Merge rewrites commit hashes; rebase does not

Question 3

Which command discards changes in the working directory for a tracked file?

Accepted Answer

git checkout -- (or git restore )

Answer

git commit

Answer

git branch

Answer

git log

Question 4

What does `git stash` do?

Accepted Answer

Temporarily shelves uncommitted changes so you can switch context

Answer

Permanently deletes uncommitted changes

Answer

Pushes commits to a remote

Answer

Squashes commits

Question 5

How do you create and switch to a new branch in one command?

Accepted Answer

git checkout -b new (or git switch -c new)

Answer

git branch new

Answer

git merge new

Answer

git clone new

Question 6

What does `git revert <commit>` do?

Accepted Answer

Creates a new commit that undoes the changes of the given commit

Answer

Deletes the commit from history

Answer

Resets the branch pointer

Answer

Amends the last commit

Question 7

The difference between `git fetch` and `git pull` is…

Accepted Answer

`fetch` downloads remote changes without merging; `pull` fetches and merges (or rebases)

Answer

They are the same

Answer

`pull` only downloads; `fetch` merges

Answer

`fetch` uploads local commits

Question 8

What does a detached HEAD state mean?

Accepted Answer

HEAD points directly at a commit rather than a branch

Answer

The repository is corrupted

Answer

The remote is unreachable

Answer

You have uncommitted changes