What does git init do?

Creates a new, empty Git repository in the current directory
Installs Git on your system
Clones a repository from GitHub

Which area holds changes that will be included in the next commit?

The working directory
The staging area (index)
HEAD

How do you stage a file named readme.txt?

git stage readme.txt
git add readme.txt
git commit readme.txt

Which command creates a commit with a message?

git add -m “Message”
git commit -m “Message”
git log -m “Message”

What does HEAD usually refer to?

Your remote repository
All previous commits
The current commit your branch points to