What is the default setting of git reflog when no subcommands are specified?

How does the -p option change the behavior of the git add command

After checking out a specific commit, you receive a warning message indicating You are in 'detached HEAD' state. What is Git warning you of?

After accidentally deleting a branch in your local repository, how can you recover it?

How would you display a histogram showing inserts, deletion, and modifications per file for a specific commit along with its general commit information?

What features do repository managers such as GitHub provide beyond Git?

To update your local repo, which command will you use?

How do you add all files in current directory to git repository?

What is the command for switching branches?

What is the command for viewing a list of recent commits?

Who invented Git?