Discusses recordable digital video discs (DVD-R), highlighting technology, comparing DVD-R and recordable compact discs (CD-R); expected life of media; compatibility; recording process; recording time; applications: testing and development, distribution, storage and archival; and future developments. (PEN)

This first part of a report originally published in 1992 compares micrographics and digital imaging as methods for preserving printed materials. Topics addressed include costs, standards, ease of access, optical disks, archival quality, resolution, and the benefits of a hybrid-system approach that combines technologies. (Contains nine references.)…

Evaluates different types of storage media for long-term archival storage of large amounts of data. Existing storage media are reviewed, including optical disks, optical tape, magnetic storage, and microfilm; three models are proposed based on document storage requirements; performance analysis is considered; and cost effectiveness is discussed.…

Review of the literature on international computerized indexing systems for visual materials also describes technologies available for reproducing images, highlighting videotex, videodisk, and digital storage. Advances in the ability to interface these technologies with each other and with online retrieval systems are discussed. (76 notes with…

This summary of the literature on document image processing from 1988-90 focuses on WORM (write once read many) technology and on rewritable (i.e., erasable) optical discs, and excludes CD-ROM. Highlights include vendors and products, standards, comparisons of storage media, software, legal issues, records management, indexing, and computer…

Compares free text versus controlled vocabulary searching for information relating to women's issues on the ERIC laserdisk database from Dialog. Topics discussed include terminology and women's studies; Boolean operators; and adequacy of the ERIC thesaurus for searching relevant topics including women's social roles, antiabortion movement, teenage…

Compares five services that offer mediated access to the Monthly Catalog of United States Government Publications--Auto-Graphics, Brodart, Information Access (two services), and LSSI--on 14 points ranging from basic cost and type of media (microfiche, microfilm, laser optical disk, optical disk) to special features or enhancements. (CLB)

Describes the findings of the Committee on Preservation of the National Archives and Record Service, which compared the effectiveness of machine readable records and microfilm as storage media for archives. Discussion of the disadvantages of machine readable records focuses primarily on the rapid changes in technology. (4 references) (CLB)

Discusses the dual nature of EIPs (electronic information products), which display characteristics of both tangible products and intangible services. Differences between products, services, and EIPs are summarized in table form, and several advantages of and reasons for purchasing CD (compact disc) products are presented. (MES)

Compares WILSONDISC's Index to Legal Periodicals with LEGALTRAC's Legal Resources Index in terms of: contents; searching (including comparison of several identical searches run on both databases); and costs. (MES)

This study conducted at Texas A&M University compares two types of training approaches using ERIC SilverPlatter (ERIC SP). Education students received either: (1) a one hour training session on basic search commands and strategies, or (2) a four page instructional handout that described basic search commands, Boolean logic, and special…

Describes evaluation that assessed the effectiveness of the Interactive Laser Disc System (ILDS) Training Program in comparison with classroom instruction with videotape for training of General Motors workers. Topics discussed include achievement test, attitude scales, opinion surveys, user preference questionnaires, interviews, and variables that…

Describes the development of new teaching strategies in an anatomy and physiology laboratory at Burlington County College (New Jersey) based on laser disc technology, computers with multimedia capabilities, and appropriate software. Lab activities are described and results of a survey of former students are reported, including a comparison of lab…

Provides an overview of CD-ROM technology and local area networking focusing on NetWare Loadable Modules (NLMs) which provide network access to CD-ROMs, using Novell's NetWare operating system. The characteristics and benefits of various products and concerns in choosing one are discussed, and comparative specifications and vendors are listed.…

This explanation of how the basic economic model of pricing applies to the CD-ROM industry considers the supply and demand sides of the market and compares three distinct pricing strategies: (1) pricing to maximize profits; (2) average cost pricing; and (3) marginal cost pricing. (EAM)