Linux System Administration (LFS307): Preparation for LFCS Certification Exam

Overview

In this course, you will learn how to administer, configure, and update Linux systems running on one of the three major distribution families: Debian/Ubuntu and Red Hat/CentOS/Fedora. You will master the tools and concepts needed to efficiently build and manage enterprise Linux infrastructure, learn how to work with Git and perform key collaborative tasks, and apply modern system administration techniques in practical scenarios through hands-on labs.

This course provides the skills and knowledge required to pass the LFCS exam and work as a professional Linux system administrator.

Prerequisites

Basic knowledge of Linux and its most popular tools and text editors.

Target Audience

The course is designed for individuals who want to acquire the essential skills and competencies to work as a professional Linux system administrator.

System Fundamentals and User Management

• Introduction
• Linux Directory Tree Structure
• User Environment
• User Account Management
• Group Management
• File Permissions and Ownership

Packages, Developer Tools, and Containerization

• Package Management Systems
• dpkg
• APT
• RPM
• dnf and yum
• zypper
• GIT Basics

Processes and System Performance

• Processes
• Process Monitoring
• Memory Monitoring, Usage, and Swap Space Configuration
• I/O Monitoring and Tuning
• Container Overview

File Systems and Storage Management

• Linux File Systems and VFS
• Disk Partitioning
• File System Features: Attributes, Creation, Checking, Usage, Mounting
• Ext4 File System
• Logical Volume Management (LVM)

Kernel, Hardware, and Network Configuration

• Kernel Services and Configuration
• Kernel Modules
• Devices and udev
• Network Addresses
• Network Devices and Configuration
• LDAP
• Firewalls

System Services, Security, and Data Recovery

• System Initialization: History and Customizing systemd
• Backup and Data Recovery Methods
• Linux Security Modules
• System Rescue