The Red Hat Certified OpenShift Administrator exam (EX280) tests the knowledge, skills, and ability to create, configure, and manage a cloud application platform using Red Hat OpenShift Container Platform.
By passing this exam, you become a Red Hat Certified OpenShift Administrator that also counts towards earning a Red Hat Certified Architect (RHCA®).
Objectives listed for this exam are based on the most recently released version of the exam. Once you have purchased the exam you may have older versions available.
Who Can Benefit
- System and Software Architects who need an understanding of the features and functionality of an OpenShift Container Platform cluster
- System Administrators who need to support the initial establishment of an OpenShift cluster
- Cluster Operators who need to support ongoing maintenance of an OpenShift cluster
- Site Reliability Engineers who need to support the ongoing maintenance and troubleshooting of an OpenShift cluster
- System administrators who want to demonstrate their OpenShift Container Platform skills
- Red Hat Certified Engineers who wish to become a Red Hat Certified Architect (RHCA)
- System administrators or developers who are working in a DevOps environment using Red Hat OpenShift Container Platform
Prerequisites
- Candidates for this exam should:
- Be Red Hat Certified System Administrators or have comparable work experience and skills (Red Hat Certified Engineer would be even better)
- Have taken the Red Hat OpenShift Administration I (DO280) course or have comparable work experience using OpenShift Container Platform
- Review the Red Hat Certified Specialist in OpenShift Administration exam (EX280) objectives
- Experience with container technology is recommended
Outline for this course
- Preparation
- Exam format
- Scores and reporting
Study points for the exam
To help you prepare, these objectives highlight the task areas you can expect to see in the exam. Red Hat reserves the right to add, modify, and remove exam objectives. Such changes will be made public in advance. To become a Red Hat Certified Specialist in OpenShift Administration, you should be able to perform these tasks:
Manage OpenShift Container Platform
- Use the command-line interface to manage and configure an OpenShift cluster
- Use the web console to manage and configure an OpenShift cluster
- Create and delete projects
- Import, export, and configure Kubernetes resources
- Examine resources and cluster status
- View logs
- Monitor cluster events and alerts
- Troubleshoot common cluster events and alerts
- Use product documentation
Manage users and policies
- Configure the HTPasswd identity provider for authentication
- Create and delete users
- Modify user passwords
- Modify user and group permissions
- Create and manage groups
Control access to resources
- Define role-based access controls
- Apply permissions to users
- Create and apply secrets to manage sensitive information
- Create service accounts and apply permissions using security context constraints
Configure networking components
- Troubleshoot software defined networking
- Create and edit external routes
- Control cluster network ingress
- Create a self signed certificate
- Secure routes using TLS certificates
Configure pod scheduling
- Limit resource usage
- Scale applications to meet increased demand
- Control pod placement across cluster nodes
Configure cluster scaling
- Manually control the number of cluster workers
- Automatically scale the number of cluster workers