The application of system usability scale method to measure the usability of electronic learning system (e-learning) of politeknik caltex riau

The COVID-19 pandemic that has occurred globally in all countries, including Indonesia, has generally changed the series of business process arrangements in almost all sectors, including education. One of the affected educational institutions is the Caltex Riau Polytechnic (PCR) campus. The impact of this pandemic has forced the academic members (lecturers and students) to carry out the online lecture process since the odd semester of the 2020/2021 academic year. The online lecture process is facilitated by an electronic learning system (e-learning). Changes in the pattern of learning process, from face-to-face to online methods using e-learning, raises several usability problems. The usability measurement of e-learning at PCR was carried out using the System Usability Scale (SUS) questionnaire. This study involved 196 participants. From the usability analysis of e-learning at PCR, the score obtained was 58.75 with the assessment criteria on the adjective rating was OK, the grade scale was D, and the acceptable ranges were at marginal low. This means that it is necessary to evaluate and improve the utilization of the features/services provided by the e-learning platform so it can be more efficient, effective, and satisfying to its users.