This continuation of the previously published four part directory reports information on several additional laserdisk databases and provides updates on some of those included in the original listing. Included in the product descriptions are producers; compatibility; type of laserdisk; software; interface with magnetic media; conditions of usage;…

Lists and describes databases that provide software reviews and directories, and that focus on particular applications, including engineering, education, libraries, microcomputers, and general business. A directory of these databases is provided which includes the database producer, starting date, updating frequency, and online access vendor. (CLB)

Describes five online databases that focus on computer products, primarily software and microcomputing hardware, and compares the databases in terms of record content, product coverage, vertical market coverage, currency, availability, and price. Sample records and searches are provided, as well as a directory of product databases. (CLB)