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Domain 3
Software Management
Installing, updating, and querying packages with dnf/rpm, managing repositories, and flatpak apps. Roughly 10% of the EX200 exam.
Packages (dnf & rpm)
NewInstall, remove, update, search, and query packages with dnf and rpm. Understand group installs, package info, and history rollback.
~35 min~40% of domain🔒 Sign indnfrpmpackageinstall
Repositories & GPG keys
NewAdd third-party repositories, manage .repo files, enable/disable repos, and import GPG keys. BaseOS and AppStream basics.
~25 min~25% of domain🔒 Sign indnfrepo.repogpgcheck
Flatpak applications
NewInstall and run sandboxed GUI applications from Flathub. Out-of-band from dnf but in-scope for EX200 v10.
~15 min~15% of domain🔒 Sign inflatpakremoteflathubinstall