RHCSA stands for Red Hat Certified System Administrator. It is an entry-level certification offered by Red Hat, which validates the abilities of an IT professional to perform basic system administration tasks on Red Hat Enterprise Linux (RHEL).
History and Evolution
- RHCSA was introduced in 2009 as part of Red Hat's certification program. It replaced the older RHCT (Red Hat Certified Technician) certification, reflecting changes in RHEL and the IT industry's needs.
- The certification has undergone several updates to align with new versions of RHEL, ensuring that certified individuals have up-to-date skills.
- In 2014, Red Hat released the RHCSA certification for RHEL 7, which included significant changes like systemd adoption and network management enhancements.
Exam Details
- Exam Code: EX200
- Format: Performance-based, hands-on exam where candidates perform tasks in a live RHEL environment.
- Duration: Typically 2.5 hours.
- Prerequisites: There are no formal prerequisites, but practical experience with Linux systems or completion of Red Hat training courses like RH124 and RH134 is recommended.
- Skills Measured:
- Understanding and using essential tools for handling files, directories, command-line environments, and documentation
- Operating running systems including booting into different run levels, identifying processes, starting and stopping virtual machines, and controlling services
- Configuring local storage using partitions and logical volumes
- Creating and configuring file systems and file system attributes, such as permissions, encryption, access control lists, and network file systems
- Deploying, configuring, and maintaining systems, including package management, updates, and basic service configurations
- Managing users and groups, including using centralized directory services
- Managing security, including basic firewall and SELinux configurations
Significance
The RHCSA certification is significant for several reasons:
- It's recognized globally as a standard for Linux system administration skills.
- It serves as a stepping stone to the RHCE (Red Hat Certified Engineer), which is a more advanced certification.
- Employers often look for RHCSA certification when hiring for Linux administration roles due to its practical nature and the real-world skills it validates.
- It provides a foundation for further learning in Linux and other Red Hat technologies.
Resources
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