This design case covers a graduate course in educational software design that focuses on semester-long projects in response to client requests. The course was intended to address the need for professionals across disciplines, such as instructional design, computer science, and human-computer interaction design, to usefully collaborate on…

The computer input/output (I/O) subsystem and its functioning are very abstract concepts that are difficult for undergraduate freshmen to understand. However, it is important that freshmen assimilate these low-level concepts if they are going to be taught about the operating systems (OS) working over that architecture layer, or working directly…