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Learn Red Hat Enterprise Linux 8 and CentOS 8 Linux System Administration Fundamentals & Essential Skills
Updated on Sep, 2026
IT and Software , Operating Systems and Servers, Linux
Duration - 6.5 hours
Training 5 or more people ?
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JOIN THE BEST LINUX SYSTEM (SERVER/DESKTOP) ADMINISTRATION COURSE FOR NEWBIE LINUX USERS USING RHEL 8/CENTOS 8 LINUX!!
Hi, I'm Mustafa Mahmoud. I started working as a network and computer systems administrator since January 2011. I have a bachelor's degree in engineering from Alexandria University. After finishing university, I concentrated on learning the Linux system administration. I have many certifications in Linux system administration, network administration, database administration, and some programming languages 'C, C++, and Python'. I have 10+ years of experience using different Linux distributions like RHEL, CentOS, and Ubuntu. I have a desire to teach others and transfer my experience to them in an easy and simplified way.
#The Course 3 Levels will cover all the topics of the Red Hat Certified System Administrator (RHCSA) and Red Hat Certified Engineer (RHCE). The RHCSA will be in 2 Levels, and the RHCE will be in 1 Level, using CentOS 8. This Course is the First Level of the Full RHCSA Course, and it is Specially Prepared for Beginners! and maybe Helpful and Informative for other students levels.
#RHEL 8/CentOS 8 Linux System Administration RHCSA Level I Content:
Linux System Administration Intro:
Linux system administration introduction.
The Linux system administrator's major duties.
The main differences between CentOS and RHEL.
RHEL 8 vs RHEL 7 - feature comparison.
Linux System Administrator Essential Skills which will include:
VirtualBox Download and Install.
Creating RHEL 8/CentOS 8 Virtual Machine.
RHEL 8/CentOS 8 Download and Install.
RHEL 8/CentOS 8 installation requirements.
Using Automatic Storage configuration.
Using Custom Storage configuration.
LVM Partition scheme.
Adding new mount points 'partitions'.
The XFS file system.
Adjusting the resolution to view a full-resolution CentOS VM on your computer.
Linux system's basic modes.
CentOS 8 Graphical user interface.
Connecting to the system using graphical mode.
Visual overview of GNOME 3.
The system menu in the top bar.
Activities button overview.
Starting applications.
Switching between workspaces.
Launching an application in a separate workspace.
Launching an application in a new workspace.
Quickly running a command.
Clock and calendar button.
Suspending the computer.
Powering off the computer.
Switching between windows.
The difference between terminal and shell.
Launching the terminal window.
The terminal window command prompt.
Checking your hostname '$HOSTNAME'.
Switching to root user.
Disconnecting from the system in graphical mode.
RHEL 8/Centos 8 Virtual Consoles.
The text mode login screen.
Logging in using a virtual console.
The shell commands basic parts.
Bash builtin commands.
The external commands.
The $PATH environmental variable.
Changing directories in the PATH variable.
The environment configuration files.
The /etc/profile, /etc/bashrc, ~/.bash_profile, and ~/.bashrc files.
Using /etc/motd and /etc/issue files.
Shell commands typing rules.
Quick Start Commands.
Relative and absolute paths.
The head and tail commands.
The history command.
The exclamation point character ( ! ).
The Shell Special Keys.
Managing Files from the Command-line which will include :
The Linux file system hierarchy.
The Linux file system tree-like structure.
The most important directories on the Linux system.
Command-line file management.
Creating, deleting, copying, and moving files and directories.
More options for cd and ls commands.
Matching File Names Using Path Name Expansion 'Globbing and Wildcards'.
The common meta-characters and pattern classes.
Simple pattern matches using ( ? ).
Tilde expansion ( ~ ).
Command substitution.
Protecting arguments from expansion.
Getting Help in Linux which will include:
Reading Documentation using man command.
Sections of the Linux manual.
Sections containing popular system administration topics.
Identifying man pages by keyword.
Navigating man pages.
Searching for man pages by keyword.
The apropos command.
Reading Documentation using Info command.
Reading Documentation using pinfo command.
The INFOPATH environment variable.
Reading Documentation in usr/share/doc directory.
The gnome-help command.
The shell built-in commands.
Creating, Viewing, and Editing Text Files in Linux which will include:
Describing the technical terms of standard input, standard output, and standard error.
The file descriptors.
Using the redirection characters to control output to files.
Output redirection operators.
Constructing pipelines.
Using piping to control output to other programs.
Using the tee command for piping.
Creating new files and editing existing text files from the shell prompt.
Navigating within an editor to effectively accomplish editing tasks.
Using the Vim editor in the basic editing tasks.
Different ways of launching gedit.
Basic gedit keystrokes.
Editing text files with gedit.
Copying text between graphical windows.
Managing Local Linux Users & Groups which will include:
What a multi-user system is.
Using the id command.
Using the ps command.
The /etc/passwd file.
The /etc/group file.
The supplementary groups.
What a root user is.
Switching users with the su command.
Running commands as root with the sudo command.
The /etc/sudoers file.
Managing local users.
The useradd command.
The /etc/login.defs file.
The usermod command.
The userdel command.
Managing supplementary groups.
The groupadd command.
The groupmod command.
The groupdel command.
Shadow passwords and password policy.
The /etc/shadow file.
The authselect command.
Using the date command to calculate a date in the future.
Controlling Access to Files with Linux File System Permissions which will include:
Linux File System Permissions.
Effects of permissions on files and directories.
Viewing file/directory permissions and ownership.
What the Security-Enhanced Linux (SELinux) is?
Practical examples of controlling permissions and their allowed and denied behavior.
Managing File System Permissions from the Command-Line.
Changing file/directory permissions.
The Symbolic method keywords.
Practical examples of controlling permissions using Symbolic and Numeric methods.
Changing file/directory user or group ownership.
Managing Default Permissions and File Access.
Special permissions.
The setuid permission.
The setgid permission.
The sticky bit permission.
Effects of special permissions on files and directories.
Setting special permissions.
Default file permissions.
Practical examples of using the umask command.
Monitoring and Managing Linux Processes which will include:
The lifecycle of a process.
The fork & exec functions.
Process state codes.
Running jobs in the background.
Fundamental process management signals.
Signals default action.
Commands for sending signals by explicit request.
The killall command.
Monitoring process activity.
System load/CPU load.
Real-time Process Monitoring.
The /proc/cpuinfo file.
The fundamental keystrokes in top.
Renicing a process with top.
Killing a process with top.
The gnome-system-monitor tool.
#A Private Facebook Group is available for answering the students' inquiries regarding the course.
ENROLL NOW AND ENJOY LEARNING THE LINUX FUNDAMENTALS / LINUX ESSENTIAL SKILLS!!
Anyone want to be prepared for the Red Hat Certified System Administrator (RHCSA) exam.
Anyone who wants to start a new career as a professional Linux system administrator.
Anyone who needs to learn Linux for a personal or business project.
A newbie Linux user who wants to be professional in using Linux.
An existing Linux user who wants to increase his knowledge.
Windows or macOS users who want to switch to Linux.
Anyone with a desire to learn Linux.
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