Highlights: Covers Red Hat Enterprise Linux 8 Covers ALL official exam objectives for the RHCSA exam based on Red Hat Enterprise Linux 8 Equally good for self-study and in-class training 81 Step-by-Step exercises 70 Do-It-Yourself Challenge Labs 375 Check Your Understanding Questions & Answers Concepts explained with diagrams Commands and options summarized in tables Exam tips included This book has 21 chapters that are organized logically. It covers the topics on local RHEL 8 installation; initial interaction with the system and basic commands; compression and archiving; file editing and manipulation; standard and special permissions; file searching and access controls; user monitoring and authentication files; users, groups, and password aging; bash shell features and startup files; processes and task scheduling; basic and advanced software administration techniques; system boot process and bootloader; kernel management and system initialization; logging and system tuning; basic and advanced storage management tools and solutions; local and remote file systems and swap regions; network device and connection configuration; time synchronization and hostname resolution; the secure shell service; and firewall and SELinux controls. Each chapter highlights the major topics and relevant exam objectives at the beginning, and ends with review questions & answers and Do-It-Yourself challenge labs. Throughout the book, figures, tables, screen shots, examples, and exam tips have been, furnished to support explanation and exam preparation.