- Lab
- Core Tech

Linux System Administration: User and Group Management
In this lab, you’ll practice user administration on Linux. You’ll learn to use commands like useradd and groupadd to add users, usermod to modify existing users, and userdel to delete redundant user accounts. By the end of this lab, you’ll know how to assign users to groups, set default shells for users, and manage password policies.

Path Info
Table of Contents
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Challenge
Getting Started in the Lab Environment
Here are the initial instructions and explanation of the lab environment. Read this while your environment is busy creating itself from nothing. Yes, this violates physics; we know. How fun!
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Challenge
Create Users and Groups
In this challenge, you'll learn to perform a very common task on Linux, creating users and groups.
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Challenge
Modify User Attributes
In this challenge, you'll come to understand the implications of modifying user attributes.
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Challenge
Manage Passwords
In this challenge, you'll learn to manage user passwords.
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Challenge
The Last Challenge
Welcome to the final challenge! This is your last chance to experiment in the environment. Clicking Finish Lab will end this little world that flittered into existence just for you.
What's a lab?
Hands-on Labs are real environments created by industry experts to help you learn. These environments help you gain knowledge and experience, practice without compromising your system, test without risk, destroy without fear, and let you learn from your mistakes. Hands-on Labs: practice your skills before delivering in the real world.
Provided environment for hands-on practice
We will provide the credentials and environment necessary for you to practice right within your browser.
Guided walkthrough
Follow along with the author’s guided walkthrough and build something new in your provided environment!
Did you know?
On average, you retain 75% more of your learning if you get time for practice.