Pass EX188 Red Hat Certified Specialist in Containers Certification Exam in First Attempt!

To assist you in your preparation, the exam objectives listed below highlight the task areas that will be addressed in the exam.

    You should be able to exhibit the following abilities and skills:

Podman can be used to implement images.

        Understand and apply the FROM (base image concept) instruction.
        Understand and apply the RUN command.
        Understand and implement ADD instruction.
        Understand and implement the COPY instruction.
        Understand the distinction between ADD and COPY instructions.
        Follow the WORKDIR and USER instructions.
        Understand the concepts of security.
        Understand the distinctions and applicability of CMD vs. ENTRYPOINT instructions.
        Understand the ENTRYPOINT instruction with param.
        recognize when and how to expose ports from a Containerfile.
        Understand and apply image environment variables.
        Recognize the ENV instruction.
        Recognize container volume.
        Create a data volume from a host directory.
        Recognize the security and permissions requirements associated with this approach.
        Understand the approach's lifecycle and cleanup requirements.
Control images
        Understand the security of private registries.
        Interact with a variety of registries.
        Recognize and employ image tags
        Images can be pushed and pulled from and from registries.
        Back up an image with all of its layers and meta data rather than a container state.

Podman can be used to run containers locally.
        Podman can be used to run containers locally.
        Obtain container logs.
        On the container host, pay attention to container events.
        Podman inspect should be used.
        Defining environmental parameters.
        Make public applications available.
        Obtain application logs.
        Examine running applications.
Podman allows you to run multi-container applications.
        Build application stacks
        Recognize container dependencies
        Managing Environmental Variables
        Working with Confidential Information
        Working with numbers
        Working with settings

Containerized application troubleshooting
        Understand the application resource description
        Obtain application logs
        Examine running applications
        Connecting to containers that are already running

Configurations must persist after reboot without intervention, as with all Red Hat performance-based exams.

You may be required to work with one or more pre-written applications during the exam. You will not be required to modify application code, but you may need to use provided documentation in some cases to create a new deployment of a given application.