Construction and validation of the questionnaire of Evaluation of quality of e-learning management system based on ISO 9126 standard

The aim of this article was to Construction and validation of the questionnaire of Evaluation of quality of e-learning management system based on ISO 9126 standard.In order to, a questionnaire was designed based on a systematic review of theoretical foundations and considering the indicators of ISO 9126. To analyze the questions, the methods of calculating the difficulty index, discriminative index and loop method and for face validity, content validity and construct validity were used to validate the questionnaire. Its validity was confirmed by experts and its reliability was obtained using Cronbach's alpha of 0.907. Sampling in this research was simple random And the final sample size was calculated based on Klein's view that for each factor 40 people considered, and the total sample was 350 people.The statistical population of the study includes undergraduate and graduate students of Iran University of Science and Technology and K. N.Toosi University. The results showed that, the quality assessment questionnaire of e-learning management system based on ISO 9126 In operational indicators, Functionality, usability, efficiency and reliability has good validity and reliability and the factors obtained from factor analysis can evaluate the quality of e-learning management system.