Discusses the benefits and disadvantages for library uses of stand-alone and integrated computer systems, multi-user and single-user systems, local area networks versus shared logic systems, and the Macintosh Library System which combines features of both. (EM)

Compares two major types of electronic mail systems--node-to-node networks (messages are sent directly from one terminal to another with functions handled locally at each node) and computer based message systems (terminals communicate directly with host computer using access to functions of large computer). Information sources are noted. (EJS)

Reports the results of a study which examined costs and search results for 20 searchers conducted on both BRS After Dark and Knowledge Index. Various features of the two retrieval systems are reviewed, and advantages and disadvantages of each system are summarized. Data are presented in one table and several graphs. (24 references) (MES)

Using a basic vocabulary and simple model, this paper discusses four options available at the level of the individual bibliographic database for resolving conflicts in MARC exchange: addition, deletion, modification, and superimposition. Costs and benefits of each option and impacts on MARC exchange are noted. (Fourteen references are cited.) (EJS)

Designed to assist educators in selecting a computer network, this paper contains a listing and description of seven networks that currently exist specifically for educators, and compares the quality of their services in the areas of accessibility, responsiveness, cost, text editing, humanization, guidance and documentation, control, forgiveness…

Comparison of the use in libraries of open systems--a configuration of software and hardware components from separate vendors linked by interfaces--and integrated systems considers selection of services; reliability; relationships with vendors; time needed to implement systems; and overall effectiveness of both approaches. (CLB)

POPLINE, a cooperatively produced bibliographic retrieval system offered through MEDLARS, is a comprehensive collection of the worldwide literature on population and family planning. A comparison of several medical and social science databases with POPLINE indicates that POPLINE offers the greatest depth and breadth of subject coverage in this…

Examines online and printed equivalents of selected government documents indexes to compare the recall, precision, overlap, and cost effectiveness of online and manual searching. Indexes studied were the Monthly Catalog, CIS (Congressional Information Service) Index, and Government Reports Announcements and Index. (CLB)

This book provides guidelines for evaluating a variety of database types, including abstracting and indexing, directory, full-text, and page-image databases available in online and/or CD-ROM formats. The book discusses the purpose and techniques of comparing and evaluating the most important characteristics of textual databases, such as their…

The characteristics of paper or microform library materials, electronic publications, and online databases are compared in terms of equipment needs, cost effectiveness, budgeting, and satisfaction of users' needs. Suggestions for the effective integration of these materials are offered. (13 references) (CLB)

Describes government information available in machine-readable data files--primarily on computer tapes--in relation to other formats and examines requirements for their acquisition, preservation, and utilization in retrieval and reference services. Skill and knowledge adjustments on the part of librarians are also discussed, and a system in use at…

Describes computer-based software and network systems for application to serials and government publications. General and specific functional requirements (hardware, software, file structure) are discussed, and descriptive information about commercially available serials control systems and a list of distributors are provided. (CLB)

Outlines evaluative criteria and compares optical data disk products used in library technical processes, including bibliographic records for cataloging, acquisition databases, and local public access catalogs. An extensive table provides information on specific products, including updates, interfaces, edit screens, installation help, manuals,…

Describes databases available on optical disks, compares the databases with their print and online analogs, and suggests that the librarian should call such products to the attention of users needing information available in CD-ROM format. Five features desirable to most libraries are listed. (Author/CLB)

Discusses changes in academic libraries resulting from evolving technologies, and the need to train library patrons and staff in the use of electronic information systems. A review of the training literature and the results of three projects for supporting patron use of online systems are reported. (CLB)