Functional Credit Score Application Using Rule-Based System for Vocational School Teachers

The development of technology and information can be one aspect of improving the quality of education. One of the efforts that can be made is to digitally develop innovative credit score calculations for teachers. The credit score itself is the right for a teacher who has carried out professional activities following the abilities and fields that are mastered. The observations’ results on calculating credit scores at SMKN 2 Singosari are still done manually. These problems can be overcome by developing information-based systems for calculating teacher credit scores at SMKN 2 Singosari with the SDLC system development method or system Development Life Cycle model Waterfall. The results of the research show that the credit score calculation application is a website developed to obtain an average percentage of the results of functionality testing of all access rights of 96.18% and the results of usability testing of all access rights of 96.72% with the results of tests conducted by information system experts obtaining a validity percentage of 99.26% for functionality testing and a validity percentage of 93.61% for usability testing which is declared fit for use in the SMK Negeri 2 Singosari environment.