Learn Linux

#whoami

CompTIA Linux+ (XK0-004)

Managing Users and Groups

Becoming a Linux System Admin

The Root User Account

Administrative Commands

Linux Kernel Modules and Peripherals

PluralSight - System Admin

Learning the Essentials of CentOS Enterprise Linux 7 Administration

Red Hat Enterprise Linux

Systemd

Software Updates

Basics of Linux

1. Working with the Shell

2. Working with Directory

3. Managing The Linux Boot Process

4. Installing Software with RPM

5. Installing Packages with YUM

5.5 Installing Packages with APT & Deb

6. Installing Packages from Source Code

7. Managing Users and Groups

8. Managing Permissions

9. Disk and File System Management

10. Linux Process Management

Linux Fundamentals

1. Using Essentials Tools

2. Working With Files

3. Connecting to a Server

4. Working with Bash Shell

5. User and Group Management and Permissions

6. Permission Management

Installation-Guide

[Solved] Problem Installing CentOS-8 in Virtualbox-6.1

Linux Configuration Tutorial