Reviews requirements for a data archive system and describes storage media alternatives that are currently available. Topics discussed include data storage; data distribution; hierarchical storage architecture, including inline storage, online storage, nearline storage, and offline storage; magnetic disks; optical disks; conventional magnetic…

Explores the following issues affecting the integration of an optical information system in a library: (1) database contents; (2) retrieval software and indexing; (3) cost effectiveness; (4) data access time; (5) costs; (6) standardization; (7) security and access; and (8) impact on other services. (MES)

Review of encyclopedias and other databases available on CD-ROM focuses on the International Encyclopedia of Education (IEE). Problems with software and hardware are described, perspectives from the computer industry are presented, the commercial potential of CD-ROMs is discussed, and a list of sources is provided. (six references) (LRW)

Discusses digital imaging technology and examines document database conversion considerations. Two types of document imaging systems are described: (1) a work in process system, and (2) a storage and retrieval system. Conversion methodology is outlined, and a document conversion scenario is presented as a practical guide to conversion. (LRW)

This second of a two-part article on CD-ROM products highlights applications relating to business, medicine, law, government, education, science, geography, linguistics, aviation, florists, and newsreel summaries. The names and addresses of 45 vendors connected with the optical publishing industry are listed. (LRW)