Find and Retrieve Container Images From a Remote Registry|RHCSA Exam Questions

Introduction

As a system administrator, you often need to work with container images to deploy and manage applications in a containerized environment. In this challenge, you will learn how to find and retrieve container images from a remote registry, which is a crucial skill for managing containers in a production environment.

Skills Graph

%%%%{init: {'theme':'neutral'}}%%%% flowchart RL linux(("`Linux`")) -.-> linux/BasicSystemCommandsGroup(["`Basic System Commands`"]) linux/BasicSystemCommandsGroup -.-> linux/echo("`Text Display`") subgraph Lab Skills linux/echo -.-> lab-389484{{"`Find and Retrieve Container Images From a Remote Registry`"}} end

Find a Container Image in a Remote Registry

Tasks

Task 1: Search for a container image in the Red Hat registry.
Task 2: Identify the latest version of the container image.

Requirements

Use the podman search command to search for the container image in the Red Hat registry.
Identify the latest version of the container image by examining the TAG column in the search results.

Example

$ podman search registry.redhat.io/ubi9/ubi
NAME                                 DESCRIPTION                                       TAGS        OFFICIAL   AUTOMATED
registry.redhat.io/ubi9/ubi           Universal Base Image 9                           latest, 9.0  -          -
registry.redhat.io/ubi9/ubi-init      UBI 9 with systemd                               latest, 9.0  -          -
registry.redhat.io/ubi9/ubi-minimal   UBI 9 minimal                                    latest, 9.0  -          -

In the example above, the latest version of the ubi9/ubi container image is 9.0.

Summary

In this challenge, you learned how to find and retrieve container images from a remote registry, specifically the Red Hat registry. You used the podman search command to search for the ubi9/ubi container image and identified the latest version of the image. This skill is essential for managing containers in a production environment, as it allows you to access the necessary container images and deploy your applications.

Find and Retrieve Container Images From a Remote Registry