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An administrator installs a service and runs systemctl start app. It works, but after the next reboot the service is not running. What was missing?

Un administrateur installe un service et exécute systemctl start app. Cela fonctionne, mais après le redémarrage suivant le service ne tourne plus. Qu'est-ce qui manquait ?

Answers
Asystemctl reload app, to reread its configurationsystemctl reload app, pour relire sa configuration
Bsystemctl mask app, to protect itsystemctl mask app, pour le protéger
Csystemctl stop app, before startingsystemctl stop app, avant de le démarrer
Dsystemctl enable app, so it starts at bootsystemctl enable app, pour qu'il démarre au boot
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MIFOTRA exam practicealigned to Practice set: Linux and CMD Commands·3 marks·Hard

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