Describes UNIX, a computer operating system that supports multi-task and multi-user operations. Characteristics that make it especially suitable for library applications are discussed, including a hierarchical file structure and utilities for text processing, database activities, and bibliographic work. Sources of information on hardware…

Discusses development of digital optical discs and considers both positive and negative features of CD-ROM for information services. Topics discussed include microcomputer-based databases; cost effectiveness; online searching by users; new user populations; the status of information specialists; lack of standards; and future possibilities. (Five…

Describes the National Institute of Health's GenBank DNA sequence database and how it can be accessed through the Internet. A real reference question, which was answered successfully using the database, is reproduced to illustrate and elaborate on the potential of the Internet for information retrieval. (10 references) (KRN)

Describes an evaluative project in which a prototype bibliographic database on optical data disk was installed in six developing country libraries and a Canadian library. The results of the project are discussed in terms of user satisfaction and cost effectiveness, and recommendations are made to donor agencies, information providers, and…

Describes the microcomputer-based online search services provided by the library of the King Fahd University of Petroleum and Minerals in Dhahran, Saudi Arabia. Topics addressed include databases used; users; searcher characteristics; computer printouts; costs and user fees; interlibrary loans; and CD-ROMs. (four references) (LRW)

Describes use studies of CD-ROM products in American and western European academic, public, and special libraries. Comparative results of the surveys are reported, including effect of CD-ROMs on library use of online databases, difficulties with different vendors' search techniques, and desired subjects of optical products. (10 references) (LRW)

Discussion of the use of CD-ROM technology at the University of Bahrain highlights database searching, interlibrary loan activity, and faculty publication. Statistics show that the acquisition of CD-ROM databases is a significant factor in an increase in faculty research publication output. (14 references) (LRW)