what does ubuntu use instead of /etc/users

Question

I am working on setting up a ubuntu system for a class project. I am trying to show how to check for existing users. My ubuntu has no /etc/users. Waht does it use instead of /etc/users

Answer 1

/etc/passwd

(Which is the file that all Unix distributions use)

Answer 2

/etc/passwd

You can use cat /etc/passwd to view its contents.

Answer 3

Regardleslly of how/where the users accounts are stored, you can view them with

getent passwd