Join Scott Simpson for an in-depth discussion in this video Understand user roles and sudo, part of Learn the Linux Command Line: The Basics.
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- [Voiceover] Linux is a multi-user environment,…which is a concept we're familiar with now…but was a new idea decades ago…when Unix came on the scene.…I can have a user, you can have a user,…and our files are kept separate…in our individual home folders.…We can create files that only one…or another user can access.…At the command line, we can switch between users…with the su command, for switch user,…followed by the name of the user we want to switch to.…Probably the most common use…of switching users at the command line is…to do some system administration tasks.…
There are two basic user roles in Linux.…There's the normal user and the superuser.…The difference here is one of privilege.…The normal user can't make changes to the system.…It can't install software,…it can't make changes to system files,…and it can't browse other users' home folders.…The superuser, which is called root,…can make changes to the system.…It can install software.…It can start and stop services, et cetera.…Normal users can be granted the ability…
This course will establish the foundation for more advanced Linux topics. Find other Linux training courses here.
- What is the Linux command line?
- Writing Linux commands at the prompt
- Finding help for Linux commands
- Editing files and folders
- Configuring user roles and file permissions
- Using pipes to connect commands
- Peeking at files
- Searching and editing text
- Finding disk and system information
- Installing and updating software
Skill Level Beginner
Up and Running with CentOS Linuxwith Scott Simpson1h 32m Beginner
Up and Running with Bash Scriptingwith Scott Simpson1h 25m Beginner
1. Command-Line Basics
2. Files, Folders, and Permissions
3. Common Command-Line Tasks and Tools
4. A Peek at Some More Advanced Topics
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