An RHCSA certification is earned when an IT professional demonstrates the core system administration skills required in Red Hat® Enterprise Linux® environments.

Prerequisites

The RHCSA is Red Hat's core system administration certification and represents the common core of skills every Red Hat Enterprise Linux system administrator should have. An IT professional that has earned an RHCSA certification has demonstrated skills in areas of system administration common across a wide range of environments and deployment scenarios.

An 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 use of a centralized directory for authentication.

• Manage security, including basic firewall and SELinux configuration.