snap and flatpak in Linux CLI - Practice Problems & Coding Challenges

Challenge - 5 Problems

💻 Command Output

intermediate

Identify the output of listing installed Snap packages

What is the output of the command snap list if you have installed 'vlc' and 'spotify' snaps?

Linux CLI

snap list

A Error: command not found

B

vlc 3.0.11 2344 stable
spotify 1.1.55 42 stable

C

vlc
spotify

D

Name  Version  Rev  Tracking  Publisher  Notes
vlc   3.0.11   2344 stable    videolan✓  -
spotify 1.1.55  42   stable    spotify✓   -

💡 Hint

The snap list command shows detailed columns about installed snaps.

The snap list command outputs a table with columns like Name, Version, Rev, Tracking, Publisher, and Notes for each installed snap package.

💻 Command Output

intermediate

Determine the output of listing installed Flatpak applications

What is the output of the command flatpak list if you have installed 'org.gimp.GIMP' and 'com.spotify.Client'?

Linux CLI

flatpak list

A

Application ID           Version Branch Installation
org.gimp.GIMP            2.10.28 stable system
com.spotify.Client       1.1.55  stable system

B

Name: org.gimp.GIMP Version: 2.10.28
Name: com.spotify.Client Version: 1.1.55

C

org.gimp.GIMP
com.spotify.Client

D Error: flatpak command not found

💡 Hint

The flatpak list command shows a table with columns including Application ID and Version.

The flatpak list command outputs a table listing installed flatpak apps with details like Application ID, Version, Branch, and Installation location.

📝 Syntax

advanced

Which command correctly installs VLC using Snap?

Choose the correct command to install VLC media player using Snap.

A snap add vlc

B snap get vlc

C snap install vlc

D snap update vlc

💡 Hint

The command to install a snap package uses the word 'install'.

The snap install command installs a snap package. Other commands like get, add, or update do not install new snaps.

💻 Command Output

advanced

What error does this Flatpak uninstall command produce if the app is not installed?

What error message appears when running flatpak uninstall org.gimp.GIMP if 'org.gimp.GIMP' is not installed?

Linux CLI

flatpak uninstall org.gimp.GIMP

A Error: No matching refs found for uninstall

B Uninstalled org.gimp.GIMP successfully

C flatpak: command not found

D Permission denied

💡 Hint

If the app is not installed, Flatpak reports no matching references found.

Flatpak shows an error message 'No matching refs found for uninstall' when trying to uninstall an app that is not installed.

🚀 Application

expert

Compare Snap and Flatpak commands for updating all installed apps

Which option correctly shows commands to update all installed Snap and Flatpak applications respectively?

A snap update && flatpak refresh

B snap refresh && flatpak update

C snap upgrade && flatpak upgrade

D snap refresh all && flatpak update all

💡 Hint

Snap uses 'refresh' to update, Flatpak uses 'update'.

The correct commands are snap refresh to update all snaps and flatpak update to update all flatpak apps. Other options use invalid commands or wrong keywords.