|MAN 2 Purwokerto is one of the state educational institutions are addressed in Jln.Jend Sudirman No. 791 Village / District East Purwokerto. Majors carried out at the beginning of the tenth grade first semester, the clerk takes about a month to determine the placement of students because in the process of calculating recommendation majors still modest in which the process of calculation or formula used is the sum consisting of several criteria such as interest, the value of the UN, psychological test and interview , The impact of the results obtained there are some students who asked for the election department which granted the school with the student's interest. The purpose of this research is to create a Decision Support System majors in MAN 2 Purwokerto in order to help officers do the job right and on the selection of majors and the system is able to determine the best alternative based on the characteristics of each criteria. With using methods of data collection are interviews to teachers BK MAN 2 Purwokerto, observation and literature study. System development method used in this research that the waterfall model. The stages in the waterfall include analysis, design, coding, testing. The results of this research that has made the application of Decision Support Systems majors in MAN 2 Purwokerto-based desktop that can be used as a medium of information and assist officers in the election on students' majors. By using the method of weighted product (WP) process more efficient placement of students so as to more quickly get information about the department recommendation|
Keyword : SPK; WP; Waterfall.