These frameworks serve to caution the college instructor in the selection of courseware and in the requirements to develop one's own quality courseware. The concept of courseware power is developed. Power is a combination of the extent of media deployment and the degree of learner control over the learning environment. The paper presents several alternative structures for organizing hypermedia. Power is also related to resource requirements.
More powerful applications are more resource consuming, in both development and use.
2 Two examples of such standards include the ISO 9660 standards for storage of multimedia information on CD-ROM and the proprietary standards for sound cards. The advance of low-cost technology has made possible this distinction for a variety of fields. Consider, for example, how many of us have become amateur desktop publishers due to the ease of use and low cost of such software. The point too often forgotten is that amateur publishing has its place and use. It provides to the professor a better product than is possible without it.