CentOS 9 Linux Administration - Level I Course Overview

CentOS 9 Linux Administration - Level I Course Overview

The CentOS 9 Linux Administration - Level I course is designed to provide learners with a comprehensive foundation in managing CentOS Linux systems. The course begins with Module 1: Installing CentOS Linux 8, which covers the installation process and prepares students for setting up a CentOS environment.

As learners progress through the course, they will gain essential skills through modules such as Using Essential Tools, Essential File Management Tools, Working with Text Files, and Connecting to CentOS Linux 8. These sections provide the knowledge to navigate the shell environment, edit files, manage file systems, and establish secure connections.

Modules on User and Group Management and Permissions Management are crucial for understanding access control, while Managing Processes and Working with Systemd delve into system maintenance and service management.

The course also addresses key system administration areas, including Configuring Logging and Configuring Networking, ensuring students can maintain system logs and manage network settings effectively.

Lastly, in the Operating Running Systems module, learners explore package management and system updates, which are essential for system security and stability.

By the end of the course, students will have a solid understanding of CentOS administration, equipped with practical skills for real-world application. The course is structured to ensure a hands-on approach with lab exercises to reinforce the lessons learned, making it an invaluable resource for aspiring Linux administrators.

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Course Prerequisites

To ensure you are well-prepared to benefit from the CentOS 9 Linux Administration - Level I course, the following are the minimum required prerequisites:

  • Basic understanding of computer hardware and architecture.
  • Familiarity with operating systems concepts, such as what an OS is and its role in managing hardware resources.
  • Basic knowledge of networking principles, including an understanding of IP addresses and the Internet.
  • Some experience using a command-line interface (CLI), though not necessarily Linux-specific.
  • Ability to navigate through folders and files using a command-line or graphical user interface (GUI).
  • An eagerness to learn and the ability to follow step-by-step instructions for technical tasks.

While previous experience with Linux or Unix-like operating systems can be helpful, it is not strictly required to begin this course. The curriculum is designed to guide you through the basics and gradually build up to more complex tasks and concepts.

Target Audience for CentOS 9 Linux Administration - Level I

The CentOS 9 Linux Administration - Level I course equips learners with foundational skills for managing CentOS Linux 8 systems.

  • System Administrators new to CentOS or Linux environments
  • IT Professionals transitioning from other operating systems to Linux
  • DevOps Engineers interested in mastering CentOS for development and production environments
  • Technical Support Specialists responsible for Linux-based infrastructure
  • Network Administrators aiming to enhance their Linux networking skills
  • Security Professionals seeking to fortify their systems with CentOS Linux
  • Database Administrators managing databases on Linux platforms
  • Programmers and Developers looking for a deeper understanding of their deployment platforms
  • Computer Science and Information Technology students specializing in Linux-based systems
  • Hobbyists and Linux enthusiasts wanting to get formal training on CentOS administration

Learning Objectives - What you will Learn in this CentOS 9 Linux Administration - Level I?

  1. Introduction: This CentOS 9 Linux Administration - Level I course equips learners with fundamental skills for managing and operating CentOS Linux 8 systems effectively.

  2. Learning Objectives and Outcomes:

  • Understand the steps necessary to prepare for and perform a manual installation of CentOS Linux 8.
  • Acquire basic shell skills and learn to edit files using vim, along with comprehending the shell environment.
  • Discover methods to seek help and documentation within the CentOS system.
  • Learn to navigate the file system hierarchy, manage files, create and use links, and handle archives and compressed files.
  • Gain proficiency in using common text file-related tools and regular expressions, and analyze text with grep and other utilities.
  • Develop the ability to work on local consoles, use SSH for remote connections, and configure key-based authentication with passphrases.
  • Understand user and group management, including creating and managing user accounts and group accounts.
  • Master permission management for files and directories, including basic and advanced permissions, ACLs, and setting default permissions with umask.
  • Learn process management, job control, and performance optimization tools such as top and tuned.
  • Get acquainted with systemd for managing system services and units.
  • Configure system logging with rsyslogd, manage log file rotation, and understand the use of journald.
  • Understand networking fundamentals, manage network addresses and interfaces, and configure network settings using nmtui and nmcli.
  • Manage software packages using yum and rpm, and understand the use of package module streams for software management.