Abstract: A network system for computer aided instruction, includes a main computer including a repository for storing courseware, a network of servers connected to the main computer, a number of local area networks, each of the networks connected to a server, and each including a number of interconnected workstations, a distributed delivery system responsive to a student's request for a course, operable to search the network for a server where the requested course resides, and operable to retrieve the course from the repository, and an authoring system distributed over the workstation, the servers and the main computer, and operable to transfer courses of the courseware from a workstation to the repository, and a course management system distributed over the workstation, the servers and the main computer, and operable to manage course enrollment and to monitor student performance at the servers, and further operable to transfer information concerning course enrollment from the servers to the main computer.

Abstract: A network system for computer aided instruction, comprises a main computer with a repository for storing courseware, a network of servers connected to the main computer, a number of local area networks, each connected to a server, and each comprising a number of interconnected workstations, a distributed delivery system responsive to a student's request for a course, operable to search the network for a server where the requested course resides, and operable to retrieve the course from the repository, and an authoring system distributed over the workstation, the servers and the main computer, and operable to transfer courses from a workstation to the repository, and a course management system distributed over the workstation, the servers and the main computer, and operable to manage course enrollment and to monitor student performance at said servers, and further operable to transfer information concerning course enrollment from said servers to said main computer.