Redhat Technologies

EX188: Red Hat Containers with Podman

An introduction for developers using Podman to build and manage containers for Red Hat OpenShift Container Platform applications.

Mr. Krishna Jeevan Upadhyay

Overview | DO188 | Introduction to Containers

Red Hat OpenShift: Introduction to Containers | DO188 Training

The Red Hat Certified Specialist in Containers exam (EX188) tests your skills and knowledge of the fundamentals of containers, including the ability to find, customize, run, and manage containerized services in stand-alone environments.

By passing this exam, you become a Red Hat Certified Specialist in Containers, which also counts towards earning a Red Hat Certified Architect (RHCA®).

Objectives listed for this exam are based on the most recent Red Hat product version available. Click “Get started” to view all versions of this exam available for purchase.


Students learn how to build, run, and manage containers with Red Hat OpenShift and Podman in Red Hat OpenShift Development I: Introduction to Containers with Podman (DO188). Through practical experience, this course assists students in developing the fundamental skills needed to develop containerized applications. All versions of OpenShift, such as Red Hat OpenShift on AWS (ROSA), Azure Red Hat OpenShift, and OpenShift Container Platform, can be used to apply these skills.

Red Hat OpenShift® 4.12, Podman 4.2, and Red Hat Enterprise Linux® 8 serve as the foundation for this course.

Course Content

Unit-1 Introduction and overview of containers
  • Describe how containers facilitate application development.
Unit-2 Podman basics
  • Manage and run containers with Podman.
Unit-3 Container images
  • Navigate container registries to find and manage container images.
Unit-4 Custom container images
  • Build custom container images to containerize applications.
Unit-5 Persisting data
  • Run database containers with persistence.
Unit-6 Troubleshooting containers
  • Analyze container logs and configure a remote debugger.
Unit-7 Multi-container applications with compose
  • Run multi-container applications using Compose.
Unit-8 Container orchestration with Kubernetes and OpenShift
  • Orchestrate containerized applications with Kubernetes and OpenShift.

Why Learn DO188?

  • Recognize the fundamentals of developing container-based applications.
  • Gain knowledge of effective containerized application management and troubleshooting.
  • Start the advanced cloud-native development curriculum for OpenShift developers.
  • Use a container-based strategy to maximize the scalability and dependability of your applications.
  • Required knowledge to participate in OpenShift projects.
  • Use application containerization to start the digital transformation process

Prerequisites for this training

  • Some familiarity with the technologies and architectures of web applications.
  • It is advised to have completed RHCSA Training or have experience using a Linux terminal session, issuing operating system commands, and being conversant with shell scripting.

Recommended Next Training or Certification

  • Attempt the Red Hat Certified Specialist in Containers exam (Ex188).
  • It is recommended to go for the Kubernetes Training.
  • Red Hat OpenShift Development II: Containerizing Applications (DO288).

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  • Demo session, Workshop, Exhibition, Back-Up Classes, Practice session… ETC
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