Describes the National Agricultural Library's microcomputer-based expert system, which is designed to help users obtain answers to simple reference questions. Building of the system and its linking to external programs and systems are explained, and building of a total information system is proposed. Samples of the program are provided. (CDD)

Describes compact disk technology in general and possible library applications, including cataloging, online bibliographic searching, and full text searching, and compares the purchase of optical disk packages to traditional online services. Guidelines are provided for evaluating optical disks which focus on the size of the database, updating…

Discusses library applications of several specific CD-ROM products, including library catalogs, book reviews, databases, encyclopedias, and interactive video programs. Such factors as cost effectiveness, ease of use, and user satisfaction are discussed, and a bibliography of books about CD-ROM is provided. (CLB)