Waterfall Model Research Articles

Pembangunan Sistem Informasi Pelaporan Masalah Lingkungan Berbasis Web di Universitas Kristen Satya Wacana

Meeting environmental challenges necessitates the exploration of new and inventive solutions. The Environmental Quality Index (IKLH) report revealed an uptick in Indonesia's index to 72.42 in 2022 from 71.45 in 2021, despite a worsening air quality trend. Acknowledging the importance of Human Resource Management and "Go Green" education in promoting environmental consciousness, this paper proposes the adoption of Laravel for expeditious handling of environmental issues at UKSW. Through the utilization of the Waterfall model and UML methodology, the system integrates MVC architecture, streamlining the process of environmental problem reporting for students. Rigorous Black Box Testing ensures the seamless functionality of the system. Ultimately, this initiative seeks to fortify the university's environmental stewardship while advancing the Go Green campaign, thereby fostering a campus environment that is both pristine and sustainable.

Development of a System for Determining Loan Eligibility in the Bukit Indah Cooperative, Batunya Village Using the Fuzzy Sugeno Method

This study aims to develop a loan eligibility determination system at the Bukit Indah Cooperative in Batunya Village using the fuzzy sugeno method. The Bukit Indah Cooperative is a savings and business cooperative run independently by the Batunya Village community and carries out efforts for the welfare of the Batunya Village community. Fuzzy Sugeno is one of the fuzzy logic methods used for modeling, control and decision making. Fuzzy Sugeno was developed by Takagi, Sugeno, and Kang in 1985, this method aims to provide more efficient results in the control and decision making system. The research method used in this study is the waterfall method. This study has succeeded in developing and producing a system used to help the Bukit Indah Cooperative in Batunya Village to determine the eligibility of providing loans to customers. In testing the feasibility of the system with 20 sample data, it was found that out of 20 sample data, there were 18 correct data in the system, data comparison was carried out by comparing the data from the evaluation of calculations by cooperative officers with the data produced by the system which produced an accuracy level of 90.00%. Based on these results, it was found that the system developed can be said to work well and is considered sufficient to test the accuracy of the fuzzy Sugeno method.

Development of a Web-Based Information System for Student Leave Permission at Dar Al-Raudhah Islamic Boarding School: ISO Quality Standards Analysis

Dar Al-Raudhah Entrepreneur, Islamic Boarding School, has adopted digital technology by upgrading hardware and software also investing in reliable internet infrastructure. However, this school still faces issues with students’ leave permission process due to reliance on manual bookkeeping and Excel, which leads to potential errors. Based on those problems, this research aims to create a web-based student leave permission system called SIPERSAN. The SIPERSAN system was developed with a Waterfall development model, which includes requirements analysis, design, implementation, testing, and deployment. The database is managed with MySQL, and the system is developed using PHP with the Laravel framework. Based on testing results, SIPERSAN has met the ISO 25010 standard for the four aspects: functionality, performance efficiency, reliability, and usability. Regarding functionality, this system has a score of 0.964, indicating it is very eligible. It rates 90% on GTMetrix (Grade B) for performance efficiency with an average loaded time of 2.06 seconds, making it eligible. Regarding reliability, the system is rated as very eligible for success based on evaluations performed with WAPT software. Usability is rated at 75.33%, which is considered eligible. SIPERSAN also received a positive response from users, who felt impacts such as facilitating the processing of student permits, increasing efficiency in managing student permit data, minimizing data errors, and assisting in recording student permits that are organized and systematic.

PERCEPTIONS ON THE INTEGRATION OF AGILE PRINCIPLES IN IT SERVICE MANAGEMENT PROCESSES. STUDY FROM ROMANIA

This research paper aims to provide insights into the impact generated by the introduction of Agile methodologies in Romanian industrial environments which used to work exclusively with Waterfall methodologies for the delivery of IT products and services. Through this study, the authors aim to uncover perceptions provided by knowledge workers working in the area of IT Service Management who have experienced first-hand this transition in ways of working from Waterfall to Agile, followed by suggestions on how to improve the process of integrating new elements in future transition activities. In order to achieve this aim, a qualitative research exercise has been performed, by conducting interviews with experienced knowledge workers who carry out IT Service Management activities. The results of the research present both breakthrough and setback points with this activity. Breakthrough points focus on the perception of knowledge workers having higher levels of autonomy and ownership of daily activities and dependency on ITIL/ISO process alignment for achieving auditing requirements. Setback points include the need for guidelines availability to ensure better integration between Waterfall and Agile elements, design of metrics to reflect Agile elements integration, and optimisation of tools usage to avoid redundant activities. Following this research, the authors recommend development of more focused research in the area of ITSM activities, as this is an untapped source of improvement for organisations. These findings help contribute to a better understanding of the evolution of IT Service Management processes and builds a basis for further research on change initiatives of IT processes.

Perancangan Sistem Informasi Pengolahan Data Morbiditas Rawat Inap Guna Menunjang Tata Kelola Pelaporan Rawat Inap

Morbidity is a crucial aspect that must be reported regularly, specifically quarterly (RL4a). This study aims to support the governance of inpatient unit reporting, especially in the aspect of morbidity, and make it easier for medical record officers as system users to process morbidity data of inpatient unit patients into a report that is needed quickly, accurately, and efficiently. This research is qualitative, and data is collected using observation techniques. This research's system development method is the waterfall model, which is a consecutive development method analogous to a waterfall that flows across all project stages. Designing an inpatient morbidity data processing system to support inpatient reporting governance is described using a flow map, Context diagram, Data flow diagram, and Entity relationship diagram. Then, it was implemented into the website using Microsoft Visual Studio Code using the Hypertext Preprocessor, Javascript programming language, and supported by MySQL as a data store. This study results in a system that can quickly process the morbidity of inpatient units, make the extensive ten disease reports, and reduce user error. Therefore, the governance of inpatient reporting can run accurately and efficiently.

Implementasi Metode Waterfall untuk Membuat Antarmuka pada Aplikasi Koperasi Simpan Pinjam Berbasis Mobile

Current technological developments have penetrated various sectors of human daily activities, almost every human activity is supported by technology that functions to facilitate the completion of work, starting from things that seem trivial to quite complicated work. Therefore, Banjar Tri Parartha residents who have a business unit in the form of a savings and loan cooperative with funds from member contributions, run it by carrying out cooperative principles to help the economic movement of its citizens based on the principle of family. At this time the process of recording, calculating to the reporting process is still done conventionally, so that cooperative administrators are quite busy every time they make an accountability report that is carried out every year. By running the analysis and design process in the application creation stage using the waterfall method. So in the interface design it is adjusted to what is needed by the cooperative. It is hoped that this research can be a reference in making applications as the next stage. By using the application design starting from the recording stage, processing calculations and presenting reports, it is hoped that all stakeholders will find it easier to monitor and obtain cooperative financial information, so that the transparency of cooperative funds can provide certainty for its members.

DESIGN OF UD BRICK RAW MATERIAL PREDICTION APPLICATION. INARA

Raw material data processing system is a very important thing in trading business. A computerized system is needed that can make predictions that are more effective, efficient and balanced with adequate human resources. UD.INARA does not yet have a system that can predict the need for brick raw materials. Because in the process of processing raw brick material data still uses manual predictions which are of course inaccurate, so that the process of ordering customers to calculating raw materials is not effective and efficient. The system design uses the SDLC (System Development Life Cycle) waterfall method which consists of five stages, namely 1) planning, 2) analysis, 3) design, 4) implementation, 5) maintenance. System modeling uses UML (Unified Modeling Language) to describe visually, which is then implemented using the Hypertext Preprocessor (PHP) programming language with MySQL database as the database used. This design produces a data processing application for ud.inara brick raw materials that is effective and efficient in the process of predicting raw materials. This system can also generate accurate raw material reports. The design of a data processing application for brick raw materials is expected to improve UD.INARA's performance, to be more productive and efficient in providing services to customers.

WEB-BASED BPS PARTNER MONITORING INFORMATION SYSTEM FOR SOUTH COAST BASED

In the digital era, effective and efficient data management is very important, especially in government organizations such as the Central Statistics Agency (BPS). This project aims to design and implement a web-based BPS Pesisir Selatan Partner Monitoring Information System, which aims to facilitate monitoring and management of BPS partner data in Pesisir Selatan Regency. This system is built using the Waterfall method, which allows gradual software development starting from the analysis, design, implementation, to testing stages. For system design, the Unified Modeling Language (UML) is used to visually model system requirements and workflows. The PHP programming language was chosen for the development of this system because of its flexibility in developing web applications and its support for various databases. The result of this system development is a web application that can be used by BPS to monitor partner performance and activities in real-time, accelerate the decision-making process, and improve work efficiency. With this system, it is hoped that the management of BPS Pesisir Selatan partners can be carried out in a more structured and accurate manner.

A web-based travel package management system integrated with QR code

The tourism industry is associated with people travelling either domestically or abroad, for business, social, or recreational reasons. This industry integrates numerous services and activities such as tourism organization, marketing, hotel industry, transportation services, food and beverage activities, retail stores and various other activities under one umbrella. In addition to generating income and jobs, tourism is the best way to promote the nation's image. As the economy and living conditions have improved, so too has the tourist sector, and more people are turning to vacations as a way to alleviate stress and unwind. Currently, travel agencies handle a lot of data with low efficiency and a lot of mistakes. Therefore, this study developed a comprehensive integration of QR code for package travel management system that caters to users in Malaysia, offering functionalities such as itinerary customization, QR code generation and access to essential travel information. The development of this project adopts the Waterfall Methodology, encompassing phases such as planning, requirement analysis, design, implementation and testing. The application is crafted using the Visual Studio Code. The study conducted a User Acceptance Testing (UAT) using questionnaires to evaluate the system's effectiveness and user-friendliness to thirty respondents including family members of frequent travellers and randomly selected community members. Positive feedbacks with Perceived Ease of Use (PEU) scoring 3.6, Attitude of Using (ATT) at 3.7, Perceived Usefulness (PU) scoring 3.4, and Intention to Use (IU) obtaining 3.9, were gathered from the analysis and findings that emphasizing the QR code system's potential as a cost-effective and efficient solution for travellers to monitor and optimize their travel experiences. Future work involves adding maps for easy navigation and implementing augmented reality (AR) for virtual destination previews.

DESIGN OF WEB-BASED ACADEMIC SERVICE SATISFACTION INFORMATION SYSTEM OF WEST SUMATERA SHIPPING POLYTECHNIC

The design of a web-based information system for academic service satisfaction at the West Sumatra Shipping Polytechnic aims to overcome the problems of the survey system which is still manual. This can slow down the process of information at the West Sumatra Shipping Polytechnic. The system design in this Final Project (TA) was built using a website platform and run online. The research method uses the System Development Life Cycle (SDLC) with the Waterfall model approach which consists of 5 stages, namely, a) Analysis b) Design c) Implementation d) Maintenance e) Planing. The programming language used is PHP, and the database application uses the MySql data processor as the database. The system design tool uses the unified Modeling Language (UML) method using 5 (five) diagrams according to design needs, namely Usecase Diagrams, Activity Diagrams, Sequence Diagrams, Class Diagram and database design. This final project produces an effective and efficient Web-based design of an information system for academic service satisfaction at the West Sumatra Shipping Polytechnic that produces accurate and timely survey resultss

WEB-BASED TOURISM INFORMATION SYSTEM IN BUNGUS TELUK KABUNG SUB-DISTRICT OFFICE

This system design aims to develop a web-based tourism information system for Bungus Teluk Kabung sub-district office and create applications that can be implemented in this sub-district office. This system research method is built on a website platform and runs online. The research method uses the system development life cycle (SDLC) with the waterfall model approach, which consists of 5 phases, namely: a) Analysis b) Design c) Implementation d) Maintenance e) Planning. The programming language used is (PHP), and the database application uses a data processor (MySql) as the database (RDBMS). The system design tools use Unified Modeling Language (UML) method with 4 (four) diagrams according to the design requirements, namely use case diagrams, activity diagrams, class diagrams and sequence diagrams. The tourism information application in the sub-district office of Bungus Teluk Kabung facilitates visitors to find information and tourist places in the study area. This system was tested and validated using the software testing method, using black box testing. This system can overcome the problems that exist in the area of Bungus Teluk Kabung sub-district.

Implementing Agile Methodologies in Data Warehouse Projects

Agile techniques have transformed project management and software development by stressing flexibility, collaboration, and customer-centricity. Data warehouse initiatives have traditionally used a waterfall methodology, which may delay, cost more, and misalign with business needs. Agile techniques are applied to data warehouse projects in this article, examining their pros and cons. The study starts with Agile fundamentals including iterative development, incremental delivery, and adaptive planning. It compares these concepts with the linear, sequential waterfall approach employed in data warehousing. Agile approaches like Scrum or Kanban may help data warehouse projects adapt to changing business demands and improve results. The report recommends creating cross-functional Agile teams with data administration, analytical, and development competence to execute Agile in data warehouses. Collaborative teams encourage communication and feedback loops. Sprints, stand-ups, and retrospectives help data warehousing teams make quick changes and meet business goals, according to the report.

Sistem informasi manajemen ticketing event dengan payment gateway berbasis Node.js dan Next.js

University of Merdeka Malang, which is a private university in Malang City, is one of the music concerts held by one of the faculties, namely FTI Fest. However, in managing this event, various manual methods are still used and tend to be less effective in carrying out transaction processes, especially in terms of ticket sales. Therefore, a management information system is needed that suits your needs. In designing this information system using the waterfall method. The research stages were carried out starting from system requirements analysis, system design, implementation, system testing to maintenance. The results of this research make it easier for admins or event managers to carry out event and ticket management, simplify the process of recording transactions, apart from that, with the existence of a payment gateway, buyers can carry out event ticket purchase transactions anywhere and at any time.

Implementation of Digital Signatures in the Integrated Patient Progress Notes System at XYZ Hospital Bandung

This study aims to implement a digital signature system for filling out Integrated Patient Progress Notes (CPPT) using QR-Code technology. The research method employed is the waterfall development model. The stages of the study include requirements analysis, data collection from various sources, system design, implementation according to the design, testing, and reporting. The study was conducted at XYZ Hospital in Bandung, where it was found that the CPPT signing process is still manually done using a pen, which is considered inefficient as it takes a long time for authorization and is prone to manipulation, thereby reducing the document's validity. The implementation of a digital signature aims to simplify the document signing process quickly without the need for printing, sending, or waiting for physical documents, allowing it to be done digitally and automatically, thereby increasing speed and efficiency. This system also provides authentication assurance by the rightful owner, ensures document security, reduces the risk of damage or loss, and minimizes the possibility of manipulation, thus providing convenience for staff and doctors in terms of time and data accuracy.

Rancang Bangun Media Pembelajaran Sistem Reproduksi Wanita Berbasis Virtual Reality

Midwifery practices have contributed to reducing maternal and child mortality rates by applying biomedical knowledge, one of which is anatomy. Anatomy education typically uses cadavers, models, and books, but it is considered less effective. This study aims to create a virtual reality-based application for quality learning media on the female reproductive system. This research is a development study, which employs a waterfall model to create a high-quality educational media application. The Midwifery Department at Poltekkes Kemenkes Yogyakarta conducted the research in 2022. Based on the needs analysis, it is necessary to develop interactive learning media, one of which utilizes virtual reality technology. Blender for 3D Web applications and A-Frame for Virtual Reality Web. Overall, the application testing resulted in a feasibility percentage of 80.84%. We rated the Virtual Reality application for the Female Reproductive System as very feasible, requiring only minor improvements for learning purposes.

Development and Analysis of a Web-Based Management Information System for Dental Practices to Improve Healthcare Services

Introduction: A website-based management information system is needed in dental practices as a public service center that is required to work quickly, precisely, and accurately. The performance of dental practices becomes more optimal with a computerized management information system. Objectives: This study aimed to develop and analyze a web-based management information system for dental practices to improve healthcare services in Indonesia. Methods: This is an action research design conducted at an independent dental practice in Kudus, Indonesia. The research utilized the waterfall method, which started with requirements analysis, design, implementation, testing, and deployment, as well as maintenance. The analysis was carried out using two methods: Black-Box Testing and User Acceptance Testing (UAT). The UAT percentage results were categorized into 5 sections: 0%-20% very unsatisfied, 21%-40% unsatisfied, 41%-60% neutral, 61%-80% satisfied, and 81%-100% very satisfied. Results: Testing used the Black-Box Testing method on 17 menus, with results meeting the expected specifications and no errors detected during the testing. The User Acceptance Testing (UAT) indicated a 96% approval rate, which signified an excellent rating in users' assessment of the developed system. Conclusions: Based on the results of the study, a web-based electronic dental practice management information system was proposed to meet the needs of dentists.

PERANCANGAN WEBSITE E-TOURISM DESA WISATA DI KABUPATEN TEGAL SEBAGAI MEDIA PROMOSI WISATA ELEKTRONIK

Web-based information systems are needed as a means of storing information to people who want to know what is contained there without having to come first to the place to be visited. Tegal Regency is one of the regions in Central Java with natural beauty that is not widely known by tourists. With this information system, it can facilitate local and foreign tourists to get information on the location of tourist villages in Tegal Regency. In this research, the method used is the waterfall method which starts from the analysis of needs, system design, writing program code, program testing, and system implementation. The information system of tourist village in Tegal regency provides information to the public about the location of the village and its supporting facilities. The information presented on this web includes information on tourist villages, maps of tourist village locations, lodging and restaurants

IMPLEMENTASI QUALITY OF SERVICE (QoS) DENGAN SISTEM WIFI HOTSPOT VOUCHER PADA JARINGAN MENGGUNAKAN MIKROTIK

Wifi Hotspot is a place or area to access the internet where there is a device, namely an Access Point, which functions to provide internet network services. Before the user can access the hotspot network, the user must first input the voucher code code in order to enjoy the hotspot service. The hotspot service provided by the provider also does not share bandwidth, so if many users enter the hotspot network, the network is most likely unstable due to the absence of bandwidth management. From these problems the author wants to apply hotspot voucher service and schedule time. The application of this hotspot voucher is different from the vouchers provided by the provider. So that users can use this hotspot voucher comfortably. The application of schedule time serves to set the time schedule in accessing internet services. The author developed the waterfall development method because the stages in the waterfall development method such as the requirements, design, implementation, testing, deployment and maintenance stages are most suitable for use in this study. From several stages that have been carried out, the application of hotspot vouchers and schedule time is running well, and the internet network is not slow because of the distribution of bandwidth evenly.

Peningkatan Akurasi Pada Sistem Monitoring Posisi Kapal Menggunakan Metode Kalman Filter

This research produces a monitoring system to determine the position of the ship using the Kalman Filter method in web-based system development using the waterfall development method. This system allows users to view the position and coordinates of the ship in real-time. By applying the Kalman Filter method, uncertainty and noise in measuring the position of the ship can be reduced, thereby increasing the accuracy in determining the actual position of the ship. The system development process is carried out using the waterfall method which consists of requirements analysis, design, implementation, testing, and maintenance. The developed web-based system provides more accurate and reliable information to users, with the ability to view the position and coordinates of the ship in real time. This research contributes to the development of a more effective ship position monitoring system that can be used in various purposes such as navigation, surveillance, and ship monitoring.

WEBSITE-BASED IMPLEMENTATION IN INFORMATION SYSTEMS FOR SUPERVISORY MANAGEMENT PURPOSES

Website-based implementation of Supervisory Management Information Systems at Inspektorat Daerah Kabupaten Karanganyar is very important in the supervision process for audit reports. Supervision of employee performance that is usually carried out is less effective if it is done physically because it wastes too much time and still uses paper. The purpose of this study is to implement a website-based Supervisory Management Information System, so that employee performance in the audit reporting process can run efficiently and audit reports can be stored directly in the database system. This system is designed using a website-based application with the CodeIgniter framework. The process of designing this system uses the Software Development Life Cycle (SDLC) stages with the Waterfall method. At the end of the stage, testing is carried out using Black Box Testing and calculating the value of the System Usability Scale (SUS). The results of the Black Box Testing show that the system works perfectly. In the SUS calculation, from 36 Respondents who were inspectorate employees, the average score was 71.86. This shows that this system can be easily used and managed by Inspektorat Daerah Kabupaten Karanganyar.