Much of our critical infrastructure is controlled by large software systems whose participants are distributed across the Internet. As our dependence on these critical systems continues to grow, it becomes increasingly important that they meet strict availability and performance requirements, even in the face of malicious attacks, including those…

The Australasian Society for Computers in Learning in Tertiary Education ("ascilite") has recently completed research to inform development of the ALTC Exchange, a new online service for learning and teaching in Australia. The research investigated resource identification and contribution, engagement with the repository and user…

Presents an overview of user-centered design and usability testing. Describes a Web site evaluation project at a university, the iterative process of rapid prototyping and usability testing, and how the findings helped to improve the design. Discusses recommendations for university Web site design and reflects on problems faced in usability…

Describes the development of Open Systems Interconnection (OSI) conformance testing sites, conformance testing tools, and conformance testing services. Discusses related topics such as interoperability testing, arbitration testing, and international harmonization of conformance testing. A glossary is included. (24 references) (SD)

Describes the design, development, and evaluation of an electronic mail system, the Instructional Support Network, for use in continuing education correspondence courses at the U.S. Naval Postgraduate School. Computer networks are discussed, hardware and software are described, and problems with the system are considered. (16 references) (LRW)

Describes the use of "Graphical" Jogthrough method for evaluating the user-interface design of the Network Simulator, an educational simulation program that enables users to virtually build a computer network, install hardware and software components, make necessary settings, and test the functionality of the network. Presents evaluation results…