In scenario-based requirements engineering, system behaviours can be given by scenarios. First, we give a normal scenario of a system to be developed. Secondly, we can retrieve scenarios of similar behavior with the given scenario using differential information between the given scenario and a retrieved scenario. Thirdly, we retrieve alternative scenarios and exceptional scenarios of the retrie...

the software industry is a manifestation of soft skills as well as human abstract and intangible thinking based on human intelligence. however, the effects are understandable. passing the hardware era and considering software technologies reveals the necessity of the capable human factor and software industry. despite the efforts that have been made in this field in iran, yet the technology is ...