Describes characteristics of hypertext, how it is currently being used, and discusses possible uses of hypertext in conjunction with online databases. An online medical textbook developed by BRS and Columbia Presbyterian Medical Center is described, links between databases are discussed, and future systems are suggested. (10 references) (LRW)

Provides a direct instruction strategy for teaching skills and concepts required for database use. Creates an interactive environment which motivates, provides a model, imparts information, allows active student participation, gives knowledge of results, and presents guidance. (LS)

Proposes a new learning algorithm to improve the retrieval effectiveness of the search system used in the hypertext environment using an extended Boolean model with links to improve the ranking of retrieved items. Highlights include the basic retrieval scheme, the learning scheme, and a review of basic probabilistic retrieval models. (Contains 32…

Describes a prototype reference collection management system that uses a relational database management program to automate traditional library processes such as library inventory and shelf-reading. Examines reference collection management criteria and system considerations, and reviews the database's characteristics and its benefits to libraries.…

Outlines the current legal structure of the European geographic information system (GIS) database industry, particularly in the area of copyright protection; critiques the impending Commission of the European Communities directive; and emphasizes the need for global consensus on the legal structure's ability to protect and regulate the flow of…

This report, the second annual Database Marketplace survey, analyzes information gathered from 29 companies that distribute and produce information available through online, Web, or CD-ROM systems. In addition to data, topics include company mergers, takeovers, sales, accomplishments, and future plans. (Author/LRW)

Automated persuasion is the Holy Grail of quantitatively biased data base designers. However, data base histories are, at best, probabilistic estimates of customer behavior and do not make use of more sophisticated qualitative motivational profiling tools. While usually absent from web designer thinking, qualitative motivational profiling can be…

Edutella is an RDF-based E-Learning P2P network that is aimed to accommodate heterogeneous learning resource metadata repositories in a P2P manner and further facilitate the exchange of metadata between these repositories based on RDF. Whereas Edutella provides RDF metadata repositories with a quite natural integration approach, XML metadata…

This learning activity packet (LAP) contains nine self-paced study lessons that allow students to proceed along a a 43-hour course of study for dBase III Plus at their own pace. The lessons are organized in the following way: objectives, completion standard, performance standard, a list of required materials, unit test, and exercises (applications…

This learning activity packet (LAP) contains five self-paced study lessons that allow students to proceed along a 22-hour course of study for dBase III Plus Advanced at their own pace. It continues the introductory dBase III Plus course. The lessons are organized in the following way: objectives, completion standard, performance standard, a list…

Exposes erroneous ideas related to the use of databases for teaching thinking skills. Reviews the importance of databases for teaching social studies; describes the teacher's role in helping students use databases; discusses effective teaching strategies; and outlines what is needed to teach thinking skills. (Author/LS)

Describes the development of California Institute of Technology Libraries' local database of articles from science and engineering journals and its integrated document request and delivery feature. It is noted that not all journals received by the libraries are in the database, backfiles are limited, and coverage is not comprehensive. (five…

An investigation of the development of Australian scientific and technological information (STI) services has been undertaken. It comprises a consideration of the characteristics and development of the services, which is the focus of this part of the paper, along with a broader examination of discipline formation in information management covered…

The purpose of this study was to examine teacher screening and selection tools currently being utilized by public school districts in Pennsylvania and to compare these tools to the research on qualities of effective teachers. The researcher developed four research questions that guided her study. The Pennsylvania Association of School Personnel…

Adopting healthy and positive behaviors and avoiding risky ones are key developmental tasks of adolescence. Parents can play an important role in helping their adolescent children acquire or strengthen the behaviors, skills, attitudes, and motivation that promote physical and mental health and overall well-being. Recognizing this, a variety of…