This report discusses an iterative methodology for logical database design (LDD). The methodology includes four phases: local information-flow modeling, global information-flow modeling, conceptual schema design, and external schema modeling. These phases are intended to make maximum use of available information and user expertise, including the…

This report defines the functions of computer-managed learning (CML) as (1) test generation, correction, and analysis; (2) record keeping and reporting; (3) routing learners through a set of learning activities; and (4) charting learner progress for a variety of purposes. It then describes the hardware characteristics and configuration of three…

The methods and problems encountered in the development of a prototype human resources data handbook are discussed. The goal of the research was to determine whether it was feasible to consolidate, in a single comprehensive handbook, human resources data applicable to system design and development. Selected for this purpose were data on the…