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Workspaces are organised by something called Workspace Schemes. The purpose of Workspace Schemes is to make it quick and easy to reuse preconfigured bundles of workspaces in tests. For example, in a multiple choice exam will typically use a different Workspace Scheme than a written exam, since the grading workflow and results determination by nature is different. Workspace schemes also stores information about when in time a given workspace is visible to the user. For example, a student workspace showing comments from graders, can be automatically visible upon Grading completed, or before.
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