Before installing a major update on a virtual server, the administrator takes a snapshot (checkpoint). What does this allow, and what is its limit?
Avant d'installer une mise à jour importante sur un serveur virtuel, l'administrateur prend un instantané (point de contrôle). Que permet-il, et quelle est sa limite ?
Answers
AIt makes the update install faster, and it replaces the need for any backupsIl accélère l'installation de la mise à jour, et il remplace le besoin de toute sauvegarde
BIt copies the VM to another building, and it works only on weekendsIl copie la VM dans un autre bâtiment, et il ne fonctionne que le week-end
CIt encrypts the VM, and it can only be used onceIl chiffre la VM, et il ne peut être utilisé qu'une fois
DIt allows a quick return to the pre-update state, but it is not a backupIl permet un retour rapide à l'état d'avant la mise à jour, mais ce n'est pas une sauvegarde
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