每日Linux -useradd,userdel
What we’ll cover in this article is adding and deleting users, as well as modifying exiting users. We’ll then focus on groups and how to add/delete them. I will also point out key files that are associated with this process for those of you that are new to Linux or are looking to pass some type of certification. What is passwd/groups? I know you didn’t ask, but before we get into the main course of this article I want to introduce two files that we will be using as examples. In the /etc directory, the passwd & the group files hold all of the users and group information. These files are