Investigating Packages with DNF

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Investigating Packages with DNF

The DNF utility provides many options for locating and gaining information about installed and available packages. In this hands-on lab, you will be tasked with finding packages based on specific search criteria and the utilities and files they provide. *This lab is not approved or sponsored by Red Hat.*

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Lab Info

Level

Beginner

Last updated

Sep 15, 2025

Duration

30m

Challenge

Search for Available Packages Based on Specific Criteria
- Search for an available package that includes a virtualization API.
- Search for an available package that includes a web server and a reverse proxy server.
- Search for a package with a utility that combines traceroute and ping.
Challenge

Find Packages That Provide Specific Utilities
- Search for a package that provides the nmap utility.
  
  Once located, determine whether it's installed or available, and view additional information about the package.
  
  List the files provided by the package
- Search for a package that provides the netstat utility.
  
  Once located, determine whether it's installed or available, and view additional information about the package.
  
  List the files provided by the package.
Challenge

Find Packages That Provide or Own Specific Files
- Using the dnf provides command, find a package that provides the smb.conf file.
  
  Determine whether or not the package is installed.
  
  Use the dnf repoquery command to view more information about the package (should be restricted to installed packages).
- Using the dnf repoquery command, list the package that owns the /etc/chrony.conf file (it should be restricted to installed packages).
  
  Using the same command for listing the package, display detailed information about the package.

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