Claudius Marcal Pengarang TIWUK WIDIASTUTI Dosen Pembimbing 1 YELLY YOSIANA NABUASA Dosen Pembimbing 2 Tiwuk Widiastuti Ketua Penguji Yelly Yosiana Nabuasa Penguji 1 Meiton Boru Penguji 2

The purpose of building an information system for teaching and learning activities at the Kobalima State Vocational High School (SMK) based on a web and SMS gateway is expected to make it easier for schools to manage student academic data, especially in student teaching and learning activities, and provide convenience for parents in controlling student progress. academic grades, attendance and violations committed by their children while in the school environment. The system was successfully created and implemented at SMK Negeri Kobalima, the tests carried out in this study used the WAPT application which was tested in 3 parts, namely performance testing, stress testing and volume testing. The results of testing the system for two times get a presentation value of 99.31% and 99,91% are calculated using the Nelson model.