Fitness instructor is someone who trains and gives direction to someone or a group of people who educate their clients (members), to help their clients achieve goals in terms of health, both physical and performance by exercising. Fitness instructors can also be called sports teachers. The obstacle faced at the time of acceptance of the Fitness Instructor is that the recruitment process is still done manually by looking at the data reports of prospective Fitness Instructors. Another obstacle is that the Fitness Instructor recruited does not have the quality capabilities desired by fitness owners. To overcome the selection process of Fitness Instructors who experience these obstacles by using an application called the Decision Support System. Decision Support Systems in determining the acceptance of Fitness Instructors can be generated based on several criteria in determining a criterion made to prevent mistakes made by certain parties. ARAS (Additive Ratio Assessment) is a comprehensive framework method of consideration of hierarchical processes which is then calculated by weighting to calculate a criterion in determining the acceptance of a Fitness Instructor.Keywords: Fitness Instructor, Decision Support System, Additve Ratio Assessment (ARAS)

Media pembelajaran adalah alat bantu yang digunakan dalam hal kegiatan belajar mengajar untuk menyampaikan isi pembelajaran agar pengetahuan, penguasaan dan kemahiran pembentukan sikap dan kepercayaan pada peserta didik, pembelajaran adalah proses untuk membantu peserta didik agar mendapat belajar dengan baik multi media telah mengembangkan proses pengajaran kearah yang dinamis Pembelajaran Kriptografi Algoritma Gost merupakan ilmu yang mempelajar teknik-teknik matematis yang berhubungan dengan keamanan seperti kerahasian data pada saat komunikasi.Prinsip kerja metode komputer based Instruction (CBI) adalah sebuah pembelajaran terpogram yang menggunakan komputer sebagai alat bantu yang mengkomunikaskan materi kepada siswa tujuan penelitian ini, pemrograman pembelajaran memanfaatkan metode Computer Based Instructions (CBI) untuk membantu memahami materi dan mempermudah proses belajar mengaja

A joint business group is a group of citizens or a group of social communities formed from families classified as poor communities through a social welfare program, abbreviated as prokesos, which is useful for carrying out business to increase the income of a group of underprivileged residents. In the decision-making process, errors and inaccuracies in the distribution of aid to the community, for example, people who do not deserve assistance but who receive assistance are inversely proportional to poor communities who do not receive assistance. This problem arises because of the lack of careful selection and miscalculation in determining which people are entitled to receive assistance. For this reason, it is necessary to have a decision support system in producing decisions so that it can support the decisions made by the Province of Social Affairs more real. In this study, one of the Composite Performance Index (CPI) methods is used which is expected to be able to assist the Provincial Social Service in determining the appropriate kube in receiving assistance.

North Sumatra Office of education through the Directorate General of Teachers conducting the election of the head of the school is doing, with these activities the North sumatra Office of education hope school principals have success in education, so demanding to renew the social and professional attitude in managing education led. The election of the head of school is done to be able to improve quality and manage in school education so that it could be improved, so that it is able to answer the challenges of the global era-based excellence. The selection process should be free from the interests of religion, tribe or region. So that the final results of the election, do not cause harm to either party. But in pelaksanaanya there are some parties who feel aggrieved because of the lack of transparency of the assessment process and clear terms for the election of the head of school achievers. Resolve the problem then need to built a decision support system (SPK) which is able to provide the ability to solve problems with the condition of semi structured and unstructured. Use the perangkingan method, it is expected that it may facilitate in providing the principal election decision accomplished using VIKOR. The results obtained in this study is an alternative that has been dirangkingkan. Based on the results of the rank of produced output that is the names of the principal performer.Keywords: Head Of School Achievers, Decision Support System, VIKOR Method

In the current era of globalization, the development of computers in the health sector has become increasingly rapid. Computerized systems are needed especially in handling a disease. Because sometimes doctors, nurses find it difficult to know the type of illness suffered by adults, children and the elderly without a good computerized system. Abdominal colic, for example. Abdominal colic is a disease where there is an unpleasant feeling in the oral cavity between the thigh border and the chest rib border. This disease is caused by several factors, for example, eating is already full, eating a lot of acid, spicy and also drinking lots of alcohol. And usually occurs in adults. Where symptoms are symptoms such as nausea, vomiting and noisy intestines and excessive farts. With these symptoms, which becomes a control that a person has abdominal colic disease. Therefore the author made a study of the implementation of the HB rule on the diagnosis of abdominal colic disease. Theebb rule algorithm is a simple and uncomplicated learning method in the process, with the aim of minimizing the risk of disease problems that occur in patients, especially adults