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A Cloud Guru

Managing Packages with DNF

DNF is an improved version of the YUM package manager, which, in addition to resolving dependencies, provides more features and better efficiency than its predecessor. In this hands-on lab, you will use DNF to manage software packages, package groups, and modules. *This lab is not approved or sponsored by Red Hat.*

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Path Info

Level

Beginner

Duration

30m

Published

Jun 14, 2022

Challenge

Manage Software Packages
- Install sysstat, nmap, and mtr packages.
- Install the vsftpd package version 3.0.3 release 35.el8.
- Remove the drbd and htop packages.
- Remove all packages that were installed as dependencies of user installed packages ("leaf packages") but are no longer needed.
Challenge

Manage Package Groups
- Install the Security Tools package group.
- Remove the System Tools package group.
Challenge

Manage Modules
- Remove the nginx module.
- Enable the postgresql module for stream 13.
- install the postgresql module.
Challenge

Update Software Packages
- Remove all temporary DNF files.
- Upgrade all the packages on the host with available updates.

Author

A Cloud Guru

The Cloud Content team comprises subject matter experts hyper focused on services offered by the leading cloud vendors (AWS, GCP, and Azure), as well as cloud-related technologies such as Linux and DevOps. The team is thrilled to share their knowledge to help you build modern tech solutions from the ground up, secure and optimize your environments, and so much more!

What's a lab?

Hands-on Labs are real environments created by industry experts to help you learn. These environments help you gain knowledge and experience, practice without compromising your system, test without risk, destroy without fear, and let you learn from your mistakes. Hands-on Labs: practice your skills before delivering in the real world.