To model alternative timetabling solutions or investigate "what if" scenarios, you can work with a snapshot. You can take a snapshot of the image that is loaded in. A snapshot is a copy of the loaded image; hence, a snapshot is itself an image.
For example, you can load an image that contains timetabling data for the current academic year. Then, you can create a snapshot from it. After the snapshot is created, you can load it intoand use it independently of the live timetable image and the SDB.
For example, to generate a timetable that achieves an alternative goal, you can load the snapshot, unschedule activities,
Or, to model a "what if" scenario, such as the loss of several locations, you can load the snapshot, use Enterprise Desktop Reference Data Manager to make the locations unavailable. Then, in , you can edit the resource allocation of activities that use those locations. If you can successfully allocate alternative resources to those activities, then you have demonstrated that the institution can cope if the "what if" scenario occurs.
Your permission to use items in the snapshot match your permissions to use items in the image that was loaded in Authorisation Manager, do not affect the snapshot., at the time when the snapshot was created. Subsequent changes to your permissions, in