A Comprehensive Study of Red Hat Enterprise Linux (RHEL): System Administration, Security, Automation, and Enterprise Deployment

This research paper explores the key administrative and security features of Red Hat Enterprise Linux (RHEL), one of the most widely used enterprise operating systems.It examines system administration practices, SELinux enforcement, virtualization using KVM, automation through Ansible, and the evolution of package management from YUM to DNF.Comparisons between RHEL and Ubuntu highlight performance differences in enterprise workloads.The study also evaluates RHEL's boot process, user management, security hardening techniques, file system structure, and LVM storage management.Overall, the paper provides a consolidated understanding of RHEL's technical capabilities and its importance in modern enterprise environments.