We have now dealt with the most important tools to use, modify, and create roles. Moodle offers a number of additional features that are important when working extensively with roles.
By default, some roles have the right to allow other roles to assign roles. For instance, a teacher is only allowed to assign Non-editing teacher and Student roles, whereas the manager is allowed to assign all the roles except the Guest, Authenticated user, and Authenticated user on frontpage roles (because these are automatically assigned when a user signs in for the first time). There are instances when you either wish to change the default settings, for example, when a teacher assigns roles to other teachers, or when the newly-created roles have to be managed. To achieve this, select the Allow role assignments tab by navigating to Users | Permissions | Define Roles:
In the preceding screenshot, the modified allowances have been highlighted. The teachers...