This comprehensive guide is designed to help aspiring IT professionals master the skills required to pass the EX200 - Red Hat Certified System Administrator (RHCSA) exam. Covering the latest RHEL (Red Hat Enterprise Linux) topics, this book provides hands-on learning, practical examples, and in-depth explanations to ensure readers gain a solid foundation in Linux system administration. The book is divided into three main parts: Introduction to RHCSA: This section provides an overview of the RHCSA certification , exam objectives, preparation strategies, and step-by-step instructions to set up a lab environment using virtualization tools like KVM, VirtualBox, and VMware. Readers also learn how to install and configure Red Hat Enterprise Linux (RHEL) for practical use. - Essential System Administration: This part covers the core competencies required for system administration, including file management, user and group administration, permissions, package management (YUM/DNF), storage, process management, networking, security (firewalld, SELinux, SSH), and system automation using cron and systemd timers . Each topic is explained with real-world examples and practical exercises. - Advanced System Administration: The final section focuses on containers with Podman, scripting with Bash, Stratis and VDO storage management, system logging with journalctl and rsyslog, troubleshooting boot issues with GRUB, and disaster recovery techniques . These advanced skills prepare candidates for real-world Linux administration tasks and help them excel in their careers. To reinforce learning, the book includes 250 multiple-choice questions (MCQs) with detailed explanations, covering key exam topics. Whether you are a beginner or an experienced professional, this book serves as a one-stop resource for mastering RHCSA certification and excelling in Linux administration.