This chapter asks “What is meant by computermediated communication research?” Numerous databases were examined concerning business, education, psychology, sociology, and social sciences from 1966 through 2005. A survey of the literature produced close to two thousand scholarly journal articles, and bibliometric techniques were used to establish core areas. Specifically, journals, authors, and c...

ion. An abstraction is commonly viewed as the act of taking away – the formation of an idea apart from the concrete existence or specification thereof. A computer abstraction can be viewed as the result of dropping out nonessential, complicating details. An abstraction defines that which is salient to the problem solution, and in doing so, identifies the extraneous details that can be ignored i...

Most of the phenomena which may be represented on the screen of a workstation are typically time-dependent. The techniques of computer graphics allow the construction of 3D graphical objects using geometric modeling techniques. Moreover, in a 3D space, scenes are viewed using virtual cameras and they may be lit by synthetic light sources. In order to visualize these phenomena at any given time,...

Having established a security policy, a user might wonder whether it is actually being carried out by the complex collection of people, hardware, and software that make up the information processing system. The question is: can the system be trusted to meet the needs for security that are expressed by the policy? If so, we say that the system is trusted3. A trusted system must be trusted for so...