Forty special education teachers rated usefulness and preferences concerning software evaluation information. Highest usefulness ratings were given to information on hardware compatibility, appropriateness for students, and software operation and use. The most preferred information source was software tryout, followed by software…

A heterogeneous distributed database systems (HDDS) offers distance education networks feasible, simple, cost-effective, and efficient database access systems. An HDDS can be used to provide information on available courses, course design, registration procedures, hardware and software use and availability, and library resources. (Author/AEF)