Red Hat Certified System Administrator in OpenShift (EX280) Exam Prep

This repository contains comprehensive study materials designed to help you prepare for the Red Hat Certified OpenShift Administrator exam (Exam Code: EX280). This guide covers all necessary objectives based on the official Red Hat training content.

📜 About the Certification

The Red Hat Certified OpenShift Administrator certification validates your knowledge and skills in administering an OpenShift Container Platform environment. Passing this exam demonstrates proficiency in deploying, managing, and securing containerized applications on a Kubernetes-based platform managed by Red Hat.

Official Exam Registration: Red Hat Certified OpenShift Administrator Exam

📚 Study Content

The following chapters cover the core objectives required for the EX280 exam:

Exam_Preparation/
├── Chapter00_OpenShift_and_Kubernetes_Fundamentals_Zero-to-Ready.md
├── Chapter01_Manage_OpenShift_Container_Platform.md
├── Chapter02_Work_With_Resource_Manifests.md
├── Chapter03_Deploy_Applications.md
├── Chapter04_Manage_Authentication_and_Authorization.md
├── Chapter05_Configure_Network_Security.md
├── Chapter06_Expose_Non_HTTP_SNI_Applications.md
├── Chapter07_Enable_Developer_Self_Service.md
├── Chapter08_Manage_OpenShift_Operators.md
└── Chapter09_Configure_Application_Security.md

📝 Chapter Overview

Chapter	Topic Description
Chapter 0	OpenShift and Kubernetes Fundamentals: Zero-to-Ready
Chapter 1	Manage OpenShift Container Platform lifecycle, components, and installation options.
Chapter 2	Work with resource manifests (YAML/JSON) for configuration management.
Chapter 3	Deploy applications using ImageStreams, BuildConfigs, and Services.
Chapter 4	Manage Authentication (Identity Providers) and Authorization (RBAC).
Chapter 5	Configure Network Policies, Pods, and Service security.
Chapter 6	Expose non-HTTP/SNI applications to the cluster ingress.
Chapter 7	Enable Developer Self-Service (Console, Clusters, Projects).
Chapter 8	Manage OpenShift Operators for application lifecycle management.
Chapter 9	Configure Application Security contexts and image scanning.

💻 Prerequisites

To get the most out of these study materials, ensure you have:

• Access to a Red Hat OpenShift Container Platform cluster (OpenShift Local or Cloud).
• oc CLI installed and configured.
• Basic Linux command line skills.
• Understanding of Kubernetes fundamentals (Pods, Services, Deployments).

🚀 How to Use This Repository

1. Clone the repository:

   git clone https://github.com/thelinuxlighthouse/RHCSAO.git
   cd RHCSAO

2. Read through the chapters in order. Chapter 1 is foundational.
3. Apply commands and configurations in your local lab environment to reinforce learning.

🛠 License

This project is provided for educational purposes regarding Red Hat OpenShift training materials. All content is subject to the Red Hat Certification Agreement.

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Created with ❤️ for Future Red Hat Certified OpenShift Administrators.