This book is the ultimate study companion for Red Hat's RHCSA certification, aligning with the release of Red Hat Enterprise Linux (RHEL) 10 in 2025.

As the foundational certification for Enterprise Linux administrators,  the RHCSA exam validates essential system administration skills. This book is designed to sit along aside official documentation and study guides and covers all exam topics. Its primary objective is to help readers pass the practical exam by emphasizing real-world system administration tasks through a hands-on, task-based approach. Additionally, all examples and lab exercises will be accessible via GitHub for further practice.

The book is structured into twelve chapters, each addressing critical exam objectives, including system operations, networking, security, storage, and automation. Early chapters introduce fundamental Linux tools, shell scripting, and system management, while later sections cover advanced topics such as user and group administration, SELinux security, and container management. Each chapter contains practical exercises and review questions to reinforce learning. Key topics include configuring local and network storage, managing file permissions, scheduling tasks, securing SSH authentication, and deploying services within containers.

With a focus on practical skills, the book ensures readers gain hands-on experience with tasks such as system boot troubleshooting, process management, and configuring network firewalls. The annex provides answers to all review questions, offering a valuable self-assessment resource. Whether you are new to Linux administration or seeking certification to advance your career, this book serves as a comprehensive and structured study guide to mastering RHCSA 10.

What You'll Learn:

• Master the process of RHEL installation, partitioning, and network configuration.
• Study logical volume management (LVM), disk partitioning, and mounting file systems, ensuring you can handle storage challenges with confidence.
• Learn Firewall configuration with firewalld, SELinux management, and basic security hardening techniques are crucial in today's threat landscape

This Book is for:

• Individuals new to the field of Linux system administration.
• IT Professionals Seeking to Enhance Linux Skills.
• Developers and DevOps Engineers since a solid understanding of Linux system administration is crucial in modern development and DevOps environments.

Andrey Markelov is an experienced Linux and Cloud architect who has worked for large International companies (Red Hat, Wind River and Ericsson, currently). He has written and published more than fifty articles about Linux and Unix systems services, virtual systems and open source (Linux Format RE, Сomputerra, PCWeek/RE and others). Andrey is the author of several OpenStack and Kubernetes books. He has been teaching Microsoft and Red Hat authorized courses for over 15 years. Andrey is a Red Hat Certified Architect since 2009, and is also a Microsoft Certified System Engineer, Cisco Certified Network Associate, Novell Certified Linux Professional, and VMware Certified Professional. Although Andrey has been working with cloud computing for a decade, he avoids clouds in real life by enjoying private piloting as a hobby.