Purpose: This paper aims to evaluate the accessibility of digital information systems as a key usability attribute in information retrieval by users with visual impairment (VI), to inform development of accessible information systems. Design/methodology/approach: This study used a cross-sectional survey design based on the quantitative research…

This study was designed to examine how three different organizational structures (time, topic, and tool) of a course in an LMS affected learners. The signal available relevant accessible (SARA) theory provided a framework to clearly describe the signals (headers) used to differentiate the three organizational structures. Cognitive load theory…

This study proposes a new instrument to measure cognitive load types related to user interface and demonstrates theoretical assumptions about different load types. In reconsidering established cognitive load theory, the inadequacies of the theory are criticized in terms of the adaption of learning efficiency score and distinction of cognitive load…