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Leo Willyanto Santoso
Program Studi Teknik Informatika

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Aplikasi Deteksi Suhu dan Orang untuk Ruang Server dengan Raspberry PI Markus Daud Giantara; Leo Willyanto Santoso
Jurnal Infra Vol 6, No 2 (2018)
Publisher : Jurnal Infra

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Abstract

Server room is room which is store server, networking hardware, etc. A server room must have standard security which is can protect devices like temperature of server room, humidity server room, fire, access to the entry of people who are considered less responsible.Lack of control and monitoring of room temperature and humidity are common. This is due to lack of supervision or control of the staff or admin of the server room. If the temperature and humidity of the server room is uncontrolled then hardware inside the room can be broke or the performance of the server devices can be decrease. Often the security of the server room from the reach of less responsible people is also under-scrutiny. So sometimes there are people who can enter into the server room without knowing the intent and its purpose.The solution to this problem is to use a room monitoring application, which can be used to control and monitor temperature and humidity in the server room, so that the temperature and humidity of the server room can be maintained. This app can also prevent unauthenticated people from entering the server room.
Pembuatan Aplikasi Jual Beli Makanan Berbasis Android Denny Yosowanto; Leo Willyanto Santoso; Agustinus Noertjahyana
Jurnal Infra Vol 5, No 1 (2017)
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Abstract

Currently, the development of technology has greatly advanced. With the development of technology, it can help people become more effective and more efficient. Business selling food is becoming a trend in all circles. It can be seen from the many social media accounts selling food online and offline. Location sellers dishes that sometimes being away from the residence buyer makes the buyer difficult to buy food. Associated with the development of technology and the business of buying and selling food is the current trend of buying and selling food made application that aims to facilitate the consumers to get the desired food effectively and efficiently. This application has four main parts: the buyer, the seller, courier, and admin. Features contained in this application is that users can register themselves online through the app, sellers can upload foods to be sold via the menu on the seller, the buyer can order culinary menu available through vendors who joined in the application, and courier mediates between the seller and the buyer so the buyer can get the buyer's order with ease. This application uses the Google API to get the seller's location closest to the buyer, calculate postage based on the distance between sellers and buyers, and to give directions so that the courier service can deliver orders from the seller to the buyer to make it easier.Overall, the application can run well. This application can be expected to mediate between lovers the Surabaya to enjoy the culinary menus from various sellers in Surabaya both restaurants, street food, the food online shop, food home industries.
Analisa Investasi Sistem Informasi Administrasi Pada Distributor X dengan Menggunakan Metode Information Economics Imelia Widjanadi; Yulia Kendengis; Leo Willyanto Santoso
Jurnal Infra Vol 3, No 1 (2015)
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Abstract

Nowadays, technology develops very fast.   Especially as a support for business activity, such as administration information system which is already applied by X distributor. There are some elements to be fulfilled in order to apply the technology. However, it is important to calculate the benefits compare to the technology expenses. To help the organization in solving that problem, it needs an Information Economics as a tools to calculate the benefits and the investment.Based on that problem, there must be an analysis on the investment. That analysis can be done by calculating the ROI and IE Score. Then, the result can be a consideration whether the infestation worth to be done or not. The quantification which is divided into four categories, value linking, value acceleration, value restructuring, and innovation valuation and makes a questioner for the weighting to the business and technology domain.Because of the complexity calculation process, there was made a calculating tool which can help the organization easily get the result of ROI and IE Score. That application based on the web which is use a PHP program language and Mysql as its database. It will make the user easily access the application everywhere and every time. The weighted score from the analysis is 82.86. This score was categorized as a very great investment. Moreover, the payback period is a year 5 months and 11 days.
Pemanfaatan Google Assistant dan Sistem Rekomendasi untuk Belajar Alkitab David Kristian; Henry Novianus Palit; Leo Willyanto Santoso
Jurnal Infra Vol 7, No 1 (2019)
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Abstract

There are several types of artificial intelligence that have been created by humans. Artificial intelligence is used to calculate, determine decisions, translate one language to another. In addition, various large technology companies such as Google and Apple have also created their own artificial intelligence, namely the Google Assistant and Siri. Of course the market segments of these two companies compete with each other, and so far Google Assistant which is more supportive of Android is more widely used than Siri.Google Assistant is an  artificial intelligence that can help as a personal Assistant and integrated is in many ways with Smartwatch, Android Mobile, Google Home, car, TV, and others. Third-party developers can integrate their Apps with Google Assistant.This application uses Google Assistant, Dialogflow and Neo4j. This application helps study bible and see Biblical context better by using a recommendation system, and further the artificial Intelligence could make the conversation more natural. Users will be able to search various biblical data ranging from verse searches, outline verses, strong numbers, devotional, dictionaries about biblical data.
Perencanaan Enterprise Architecture pada Perusahaan Manufactur PT. X Maximillian Jodjana; Silvia Rostianingsih; Leo Willyanto Santoso
Jurnal Infra Vol 4, No 1 (2016)
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Abstract

PT. X is a company engaged in the field of industrial coating steel with aluminum, zinc, and silicon, known as BJLAS with brand name zinium. Information systems owned by PT. X has not been fully integrated because there are recording data or information that is done manually. Therefore, through this thesis will be analyzes the design and manufacture of enterprise information systems architecture for companies using Enterprise Architecture Planning method. Begins with the analysis of business models and business strategies that exist in the company by looking at the condition of the existing information technology as well as the problems and needs of information technology in the future. After that it will be making design data architecture, application architecture and technology architecture in accordance with the company's business strategy and process. System which already exists and is used by the company are for the sale, purchase, and production process. The result data of architecture for company consists of several sub-systems, namely Sub Systems Marketing and Sales, Sub Systems Purchasing, Production Systems Sub, Sub Systems Personnel, Finance and Accounting Sub System. Application architecture consists of main application like information systems Marketing and Sales, Purchasing Information System, Production Information System, Human Resources Information Systems, Finance and Accounting Information Systems. Each application is an application created using Visual Basic base that had been used the previous company. And supporting applications like Data Provider that helps the main application to request the required data from other applications. The technology architecture that used is the Client / Server Architecture and Service Oriented Architecture Pattern.
Analisa Keamanan Sistem Informasi RSUD Dr. Soetomo Dengan Framework COBIT Theodorus Natanael; Leo Willyanto Santoso; Agustinus Noertjahyana
Jurnal Infra Vol 6, No 2 (2018)
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Abstract

RSUD Dr. Soetomo is one of the largest hospitals in Surabaya. Therefore, the complexity of information systems in RSUD Dr. Soetomo is very complex and covers a very wide area. With this complexity, it adds the risks possessed by RSUD Dr. information system. Soetomo. See the importance of data in information systems RSUD Dr. Soetomo, then the management of IT security needs to be considered.To implement the analysis of the Information System, it is necessary to have a good standard to be comparable with the standards of the Hospital. The Control Objective for Information and Related Technology (COBIT) framework has a goal to control IT related and is a well-recognized standard in international level.Problems faced by IT RSUD Dr. Soetomo is the absence of a letter of assignment, no written report, no risk mitigation, unfulfilled intent, purpose, and scope of work from IT Security. Companies can improve the security performance of information systems with guidelines that have good standards such as ISO, NIST, CNSSI.
Pembuatan dan Perancangan Sistem Informasi Penggajian dan Absensi pada Perusahaan Konveksi Style Promo Hizkia Kevin Yanuarey; Djoni Haryadi Setiabudi; Leo Willyanto Santoso
Jurnal Infra Vol 5, No 2 (2017)
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Abstract

The business process in this company starts when there is an order requested by the customer. Then the order will be processed on working hours that is at 08.00 until 16.00 and salary will be given every week according to the work distribution given to the employees. The main problem in this company is company data recorded manually by using paper so that the accuracy of data is not guaranteed. Another problem is the lack of responsibility and discipline of employees in performing the jobs given. Both of these lead to less effective business processes and lack of productivity.Based on the background of the problem, the authors designed the system and application of payroll and attendance that can overcome the problem. The process of making it using Mysql and Visual Basic.The results obtained from application that has been made are the company can use the method of a fingerprint in attendance, have a good management of the division of work to employees, and calculation of salary is easier and can be done automatically. The company has better time management because it has been assisted by a system that can tidy up the data - the division of work.
Media Interaktif Tentang Bahaya Merokok Bagi Pelajar Michael Horax; Leo Willyanto Santoso; Kartika Gunadi
Jurnal Infra Vol 5, No 1 (2017)
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Abstract

Education about the science of cigarette smoking and in the surrounding communities are very less, causing students to be less be equipped knowledge of the risks of smoking. At this point to understand or teach about the risks of smoking can use multimedia applications.This application will contain the risks of smoking to be attractive and easier where users will directly interact with the learning process. In the application there will be a kind of cigarette, a substance contained therein, the respiratory system, the risks of smoking, and the two games that make the application more attractive.Simulation and animation contained in the application will greatly assist users in understanding the process and understand the contents of the material and with a very easy to use application that will attract the interest of the learning process.
Audit Sistem Keamanan Jaringan Pada PT TRIAS SENTOSA TBK Michael Setiono; Leo Willyanto Santoso; Agustinus Noertjahyana
Jurnal Infra Vol 4, No 2 (2016)
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Abstract

PT Trias Sentosa was founded in 1979. The company is dealing with manufacturing and production of plastics, During the last year to date, PT. Trias Sentosa Tbk has used a security system that is highly controlled and has been tested kelayakanya communication between each warehouse to a central server. However, sometimes the data from BOPPET that go into servers sometimes experience an error or what is often called "bugs" this causes their data and data terduplikat less valid, but each day PT Trias itself made of plastic with a large number. Therefore, the Information Systems Audit and ISO (International Organization for Standardization) to a solution to measure whether the security of application systems that exist within the company in accordance with the standards that have been internationally recognized that IT governance contained in the COBIT (Control Objectives for Information and Related Technology). COBIT is a framework for information technology published by ISACA (Information Systems Audit and Control Association) and is used because it has a high level of complexity and coverage. As well, in this analysis, the domain used is based on COBIT Deliver and Support. Then from that domain, the discussion is limited to the level DS5 (Ensure Security Systems). And to ISO itself is limited by ISO 27002 (Information Security Management System.)
Pembuatan Media Pembelajaran Gaya dan Tekanan Fisika untuk Siswa SMP Berbasis Flash Samuel Andi Ongkohardjo; Kristo Radion Purba; Leo Willyanto Santoso
Jurnal Infra Vol 4, No 2 (2016)
Publisher : Jurnal Infra

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Abstract

Physics class is one of difficult lesson for some junior high school students. When study physics, we need high comprehension and concentration because its got so many formula and explanation. One of way to study it excellently is using Multimedia.This application will resemble energy and pressure physics lesson become more attractive and interesting. in which players actively involved in the learning process. Starting from newton law, energy, and pressure for solid, liquid, and gas substance. There is also many simulations to help students understand the material. This application is created using Adobe Flash Professional CS6.From the questionnaire result, prove that the simulation strongly supports the process of understanding the material. Therefore user’s interest in learning is increased, coupled with the easiness of  application usage and user friendly.