For the last three decades, the engineering higher education and professional environments have been completely transformed by the "electronic/digital information revolution" that has included the introduction of personal computer, the development of email and world wide web, and broadband Internet connections at home. Herein the writer compares…

This study uses a unique, longitudinal statewide database to track students through the new teacher supply pipeline from high school through college and initial teacher certification. The report examines how each stage influences the characteristics of those who enter the teaching profession, with particular attention to academic skills and…

Analyzes data from quarterly surveys of vendors to determine revenues and usage of government databases and identify those receiving high revenues and high usage. It is concluded that the current decline in their market share is due to increasing numbers of databases from the private sector rather than actual usage. (EM)

The potential that exists for expanding services and automating routine procedures via the microcomputer has been greatly increased by the advances in database managers. A database manager is described as a collection of programs that perform many data manipulation functions that would have required elaborate programming work in the past. (MLW)

This article discusses sources from which information used in in-house databases can be obtained and enumerates points to consider in database building phase (test database design ideas against external database if available, make arrangements for data entry, exercise quality control). Fourteen contractors or sources of computerized information…

Applies a prefix trie index, or trie hashing, to the problem of providing fast search times, fast load times, and fast update properties in a bibliographic or full-text retrieval system with inverted files. Statistics are given for a test database consisting of an online catalog at the University of Western Ontario. (Author/LRW)

Reviews selected research on the performance of bibliographic and full-text databases. A mathematical model for clarification of the relationship between user behavior and the performance measures of recall and precision is presented. (five references) (MES)

Describes a new signature file method, called the multiorganizational scheme, for accessing information from large databases containing both formatted and free-text data. Implementation issues are discussed, and computational results based on a mathematical model are presented, as well as results using a library database. (43 references) (MES)

Current issues and the future of the database business are discussed in five papers. Topics covered include aspects relating to the quality of database production; international ownership in the U.S. information marketplace; an overview of pricing strategies in the electronic information industry; and pricing issues from the viewpoints of online…

Describes a database course project which engages students in designing and developing their own data files. Asserts that the discussions which take place as students collect, organize, share their data, and consider ethical issues which arise from the proliferation of information systems, are most important. (RAE)

Describes computer-assisted reporting and the growing use of online databases for investigative reporting. The use of government databases, online services, and local records is discussed; creation of in-house databases is considered; software requirements are examined, including database management software; and organizational considerations are…

Discussion of graph-drawing algorithms compares and evaluates five algorithms for generated automatic graphic display of sentence dependency structures that have been implemented in the TEXTNET text structure management system. Evaluation criteria are discussed, and a test of the algorithms with a database of newspaper articles is described. (16…

Provides reviews of 10 online databases: Consumer Reports; Public Opinion Online; Encyclopedia of Associations; Official Airline Guide Adventure Atlas and Events Calendar; CENDATA; Hollywood Hotline; Fearless Taster; Soap Opera Summaries; and Human Sexuality. (LRW)

Describes how to find accurate, current information about telecommunications industries, products and services, rates and tariffs, and regulatory information using electronic information resources available from the private and public sectors. A sidebar article provides contact information for producers and service providers. (KRN)

Examines how online versions of databases vary on different systems. Differences are grouped into three categories: obvious differences, including easily available information such as updating, dates covered, and price; database choice, including subfile structure, field structure, and content; and system choice, including support and system…