the development of technology acceptance model (tam) through measuring the impact of self-efficacy and dysfunctional attitudes on the acceptance of pajhoohan based on cognitive-social theory

purpose: the main objective of this research is the development of technology acceptance model (tam) by measuring the effects of self-efficacy beliefs and dysfunctional attitude of users on the acceptance of mashhad university of medical sciences information system (pazhoohan) based on social cognitive approach. methodology: this study used a survey method. the sample of study consisted of 248 of mashhad university of medical sciences faculty members who were appointed through stratified random sampling. the data were collected with a questionnaire the overall estimated cronbach's alpha coefficient of which was .95. to analyze the data, descriptive and inferential statistics were applied using spss and lisrer. findings: acceptance of pazhoohan system had a significant positive relationship with the self-efficacy of users , however, it had a significant negative correlation with their dysfunctional attitude. . eliminating the effect of internal variables (perceived usefulness, perceived ease of use, attitude toward using, and the behavioral intention to use), no significant relationship was found between self-efficacy and dysfunctional attitude with the actual users of the pazhoohan . finally, the results showed that the proposed model and the conceptual relationships predicted a positive and meaningful research with a fit enough resulting model.