A rationale for understanding computer operations is given. An overview of microcomputer technology, including an introduction to computer software, hardware, input and output devices, central processing unit, primary and secondary memory, and videodisk interactive systems is presented. (Author/BS)

Description of Optical Disk Pilot Program (ODPP) at Library of Congress, a research and development excursion into laser-based information storage and retrieval, focuses on the Sony videodisk system and innovative use of microcomputers in the storage and retrieval of visual and audio materials. Future goals of ODPP are outlined. (MBR)

Reviews attributes of laser discs and "traditional" objections to use of audiovisual materials. Use of authoring systems as means of tailoring laser disc programs and updating aging materials is described. Flexibility and power of the Video Nova Authoring System is explained and illustrated and the SONY SMC-70 microcomputer is evaluated.…

Changes in several technologies that handle, manipulate, and transmit information and ways in which these technologies are affecting businesses and homes are discussed in this paper, which also addresses the potential impact of these changes on public education. The first of four sections provides a very brief history of the computer revolution,…