Usability evaluation of a web-based health awareness portal on smartphone devices using ISO 9241-11 model

Much efforthas been devoted to evaluating the usability of web-based system. with the increase in the mobile-based applications coupled with the limitations and challenges of mobile devices,it becomes mandatory to evaluate the web-based systems in the context of smartphone usability. in addition,a number of international standards/models on usability are available,but seldom used for practical usability evaluation. in this study,the popular iso 9241-11 standard was used to evaluate a web-based health awareness portal within the smartphone mobile context. the results reveal some pointers to usability issues as well as confirmation that the web-based awareness portal is relatively usable on smartphone devices within the components defined in the models. © 2015 penerbit utm press. all rights reserved.