An IT professional who has earned the Red Hat Certified System Administrator (RHCSA®) is able to perform the core system administration skills required in Red Hat Enterprise Linux environments.
A Red Hat® Certified System Administrator (RHCSA) is able to perform the following tasks:
Understand and use essential tools for handling files, directories, command-line environments, and documentation
Operate running systems, including booting into different run levels, identifying processes, starting and stopping virtual machines, and controlling services
Configure local storage using partitions and logical volumes
Create and configure file systems and file system attributes, such as permissions, encryption, access control lists, and network file systems
Deploy, configure, and maintain systems, including software installation, update, and core services
Manage users and groups, including the use of a centralized directory for authentication
Manage security, including basic firewall and SELinux configuration