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Milk consumption and the need for beef cattle for food purposes or sacrificial purposes continue to increase from year to year. This increase is in line with the increasing level of the economy and awareness of the need for nutritious food. However, the increase in demand still faces many production constraints due to the difficulties faced by farmers, the decline in cattle production from year to year in Indonesia. This causes Indonesia to have to import beef for 35.95% of the total national beef consumption. With many factors that affect the decline in the production rate of dairy cows or beef cattle every year, one of them is air pollution and poor air quality in cages. Along with the development of technology, a monitoring and detection system for air cleanliness in cattle pens was created, using the MQ-7 sensor as the concentration of carbon monoxide, the MQ-135 sensor as the concentration of ammonia gas, the MQ-2 sensor as the smoke detection, and When the air pollution value of each sensor input is according to the air pollution standard index (ISPU), the outputs namely indicator lights, buzzers and blowers will be on, then there will be temporary air neutralization in the cage. This tool is made easier by internet of things technology, so that it can send notifications via telegram and can see the level of air pollution levels through the web.

Indoor air quality plays a vital role in public health, especially since people spend about 90% of their time indoors. Poor indoor air quality, often caused by chemical, physical, and biological pollutants, can severely impact health, comfort, and productivity. To tackle this issue, a robust air quality monitoring and control system was designed, featuring an ESP32 microcontroller paired with sensors such as the GP2Y1010AU0F dust sensor, MQ-7 carbon monoxide sensor, and MQ-2 smoke sensor, along with a fan to enhance air circulation. This system is capable of detecting air quality issues and taking corrective action. The ESP32 module, integrated with the Internet of Things (IoT) technology, enables real-time transmission of sensor data to a web server for continuous monitoring and prompt response. Researchers have made significant progress in creating an effective, system-based solution to improve and maintain indoor air quality

The web-based land transportation management system is a modern solution for managing transportation operations by utilizing web technology to facilitate monitoring, scheduling, and optimization of fleet usage. This study aims to analyze the strengths, weaknesses, opportunities, and threats in the implementation of a web-based land transportation management system using SWOT analysis. The results of this study are expected to serve as a guide for companies or transportation management agencies in designing and developing efficient and effective systems. Although there are several challenges, such as dependency on stable internet infrastructure and relatively high implementation costs, the potential benefits, such as increased operational efficiency, cost reduction, and improved customer service quality, make this system highly relevant and have strong prospects for application in the land transportation industry.

Tea plantations are an important sector in Indonesia's agricultural industry that contributes significantly to the country's economy. The success of tea cultivation is highly dependent on the quality of the seedlings, making data collection and management of tea seedlings a crucial element. However, the manual data collection process still used at PTPN4 faces various challenges such as recording errors, data loss, and information delays, which will have an impact on operational efficiency and decision making. This study analyzes the application of a web-based information system for data collection of tea seedlings in PTPN4 plantations, with a focus on the provision or stocking of seedlings. The results show that a web-based system using the waterfall method can improve the efficiency, accuracy, and transparency of data management, while facilitating integration between units in the organization. Abstrak. Perkebunan teh merupakan sektor penting dalam industri pertanian di indonesia yang memberikan kontribusi signifikan terhadap ekonomi dalam negara. Keberhasilan budidaya tanaman teh sangat bergantung pada kualitas bibit, sehingga pendataan dan pengelolaan bibit teh menjadi elemen krusial. Namun, proses pendataan manual yang masih digunakan di PTPN4 menghadapi berbagai tantangan seperti kesalahan pencatatan, kehilangan data, dan keterlambatan informasi, yang nantinya akan berdampak pada efisiensi operasional dan pengambilan keputusan. Penelitian ini menganalisis penerapan sistem informasi berbasis web untuk pendataan bibit teh di perkebunan PTPN4, dengan fokus pada penyediaan atau stok terhadap bibit. Hasil penelitian menunjukkan bahwa sistem berbasis web dengan menggunakan metode waterfall dapat meningkatkan efisiensi, akurasi, serta transparansi pengelolaan data, sekaligus memfasilitasi integrasi antar unit dalam organisasi.

The development of information technology in the digital era has significantly impacted various sectors, including libraries in educational institutions. This study focuses on the analysis and design of a web-based library information system at SMK Yapermas Jakarta, utilizing the Waterfall software development methodology. The Waterfall model was chosen for its systematic structure, ranging from requirements analysis to system maintenance. Currently, the library management at SMK Yapermas is still manual, leading to several issues such as slow book searching, borrowing, returning processes, and potential data errors. The objective of this study is to design a system that enhances library service efficiency. The research findings indicate that the web-based system significantly improves the efficiency and quality of services, with excellent ratings in various development stages, such as requirement analysis (81% - 88%) and system testing (81% - 86%). Therefore, the web-based library is expected to provide a more effective solution for library management at SMK Yapermas Jakarta and other schools.

As technology rapidly advances, the internet and social media have become an integral part of everyday life. Social media, which has evolved significantly since the Web 2.0 and 3.0 eras, plays a crucial role in communication and marketing. In this context, Bank Syariah Indonesia utilizes social media as a marketing tool to reach customers, particularly the millennial generation, who are highly reliant on digital technology. This study aims to explore the application of social media in the marketing of Islamic bank products and how brand image influences customer decisions. The use of social media platforms such as Instagram, Facebook, Twitter, and TikTok allows the Islamic bank to introduce products and expand its market reach more efficiently. Furthermore, the research indicates that marketing through social media significantly influences consumer purchase intent and strengthens brand image. The bank's brand image is also influenced by product quality, responsive customer service, and the company's reputation, all of which contribute to increased customer trust. With the right digital marketing strategy, the Islamic bank can enhance operational efficiency, strengthen its market position, and provide better services to customers.

School libraries have a strategic role in supporting the teaching and learning process, but the manual management system is a major obstacle in service. This research aims to design a web-based library information system to improve the efficiency and quality of services at SD Darul Ulum, Kisaran District. The research method used is a qualitative method with observation and survey techniques to collect data. The results showed that the web-based information system developed was able to transform the manual process into a more effective digital system, with the main features including membership management, digital book catalog, loan and return system, and report management. The system provides easy access to information, improves data accuracy, speeds up the administration process, and reduces the risk of losing documents. The implementation of a web-based library information system is proven to significantly improve the quality of school library services.  

An effective school payment system will trigger the performance of the agency to be better than before. Web-Based School Administration Payment System Application at SMPI Nurush Shodiqin, In the world of education, an efficient and integrated administration system is very important to maintain the smooth running of academic and management processes, including data management of students, teachers, and school management. Nurush Shodiqin Islamic Junior High School (SMPI), as one of the educational institutions in the region, experiences problems in administrative management. The administration system used is still manual, especially in terms of recording student data, recapitulating grades, and paying tuition fees. This causes various problems such as data input errors, loss of important records, and delays in delivering information to related parties. . Therefore, the implementation of a Web-based Administration System at SMPI Nurush Shodiqin is a relevant solution. This system is expected to be able to overcome existing problems and improve the quality of school administration services. With a web-based system, it is expected that the administration process can be carried out more quickly, accurately, and transparently.

Construction management is vital for coordinating and overseeing projects to ensure alignment with planned objectives. Factors such as time, cost, and quality demand strict control, as discrepancies between initial plans and actual execution can cause significant challenges. In ship construction, delays in material execution and delivery are frequent bottlenecks, leading to schedule disruptions and negatively affecting project outcomes. Addressing these issues requires effective management and robust risk mitigation strategies. This study proposes a web-based ship construction project monitoring system using the Laravel framework and MySQL database. The system is developed using Extreme Programming (XP), an agile methodology that emphasizes iterative improvement, stakeholder collaboration, and adaptability. XP practices, including test-driven development, pair programming, and continuous integration, ensure the system is reliable, adaptive, and responsive to evolving user needs. Frequent stakeholder feedback and incremental development cycles enable the system to tackle dynamic challenges, optimize resource utilization, and ensure timely project delivery. By incorporating XP principles, this study demonstrates the potential of agile methodologies to enhance construction project management. The resulting system provides a flexible and efficient solution for mitigating delays and improving the overall success of ship construction projects.

This research aims to identify and synthesize previous research related to optimizing Problem-Based Learning (PBL) in improving students' critical thinking skills in mathematics learning through a systematic literature review. Data was collected from relevant scientific articles published in the last 10 years using certain keywords through databases such as Google Scholar, Scopus, and Web of Science. The results of the literature review show that the application of PBL consistently plays a role in improving students' critical thinking abilities, especially when supported by strategies such as the use of relevant contextual problems, structured feedback, and directed teacher guidance. These findings confirm the constructivist theory which states that meaningful learning occurs when students are actively involved in authentic problem solving. However, there are variations in results across educational levels and countries, indicating the importance of contextual adaptation in the implementation of PBL. In addition, the lack of comprehensive practical guidance and long-term evaluation instruments is a major obstacle. The conclusions of this research emphasize the need to develop clearer PBL implementation guidelines and more accurate evaluation instruments to measure its impact on students' critical thinking abilities, as well as the potential of PBL in improving the quality of mathematics learning that encourages critical thinking skills as an important competency in 21st century education.

Software testing is a critical phase in information system development to ensure the system's quality and reliability. This study aims to evaluate the reliability and functionality of PT Perta Sakti Abadi's financial information system using the black-box testing method with the Equivalence Partitioning (EP) technique. This technique allows input data to be grouped into valid and invalid categories, minimizing test cases without reducing testing coverage. The testing focuses on the login feature as the system's primary component by evaluating various input combinations. The testing scenarios include boundary conditions to ensure the system handles inputs correctly in various situations.The results indicate that the system successfully verifies valid credentials, rejects access with invalid data, and provides informative error messages. Additionally, the system demonstrates resilience in handling testing scenarios, including inputs with special characters and empty fields. Input validation mechanisms function optimally, supporting secure user access and ensuring the login feature aligns with functional specifications. This successful testing forms a strong foundation for testing other modules, such as multi-level authentication and data encryption. Thus, the Equivalence Partitioning technique within the black-box testing method proves effective in enhancing the quality of web-based financial information systems.

In  recent  years,  air  quality  has  become  an  increasingly  important  issue  in  various  cities  around  the  world.  Real-time  air  quality  monitoring  is  essential  for  identifying  pollution  problems  and  taking  appropriate  actions.  This  article  discusses  the  design  of  an  Internet  of  Things  (IoT)-based  air  quality  monitoring  system  using  the  prototype  method.  The  system  is  designed  to  monitor  air  quality  parameters  such  as  PM2.5,  PM10,  CO2,  and  temperature  in  real-time  and  present  the  data  to  users  through  a  web-based  application.

In the digital business environment, web-based Point of Sale (POS) systems play a vital role in supporting transaction processing, inventory management, and operational decision-making. Ensuring the functional reliability of such systems is essential, particularly in critical authentication features that regulate user access. However, undetected functional errors within login and registration modules may disrupt operations, compromise data integrity, and reduce user experience quality. Therefore, this study aims to evaluate the functionality of the Wingpos website, focusing specifically on the login and registration features. The research applies the Black Box Testing approach using the Equivalence Partitioning technique, which enables systematic functional validation by classifying input data into representative valid and invalid partitions without requiring access to source code. The testing process involved designing structured test cases, executing input scenarios, and comparing actual system outputs with expected results. The findings reveal that most authentication processes function in accordance with system specifications, as seven out of ten test scenarios produced expected outcomes. Nevertheless, three discrepancies were identified, including inconsistent error message validation in the login feature and the system’s inability to properly verify invalid email domains during registration. These results indicate that while the system demonstrates general functional reliability, certain validation mechanisms require refinement. In conclusion, the application of Black Box Testing with the Equivalence Partitioning technique proves effective in identifying functional gaps and supporting quality assurance processes in web-based POS systems, particularly in strengthening authentication feature reliability and improving overall system performance

This research is a quantitative descriptive study with an instrument in the form of a questionnaire. Data analysis was carried out in two ways, quantitative data was analyzed by non-parametric statistics and qualitative data was classified through coding. The population and sample of this study were all 12 teachers. The results showed that (1) all teachers at SDN Kepanjen 01 Kepanjen District, Malang Regency carried out WFH according to the Government Circular Letter, namely the learning planning stage: using it for making lesson plans and discussing with fellow teachers; stages of the learning process: using google forms and WA for student attendance, zoom for delivering material, WA for giving and collecting assignments, youtube and the web for learning media; and the learning evaluation stage: using google forms for PH or PTS and gadgets to correct student evaluation results. (2) The implementation of WFH at SDN Kepanjen 01 encountered various obstacles. (3) Obstacles during WFH are categorized into obstacles in gadgets, internet, material understanding, finance, communication, and level of focus. (4) The solution to the problems experienced is adjusted to the situation and condition of teachers and students' families at SDN Kepanjen 01 so that WFH and BDR can still run optimally. (5) WFH has a positive impact, namely creating a feeling of security because it avoids the spread of covid-19, has more free time, is free to determine work schedules, and automatically reduces transportation costs. While the negative impact is that teachers experience boredom, reduced interaction with colleagues, lowers the quality of performance results, and is addicted to social media. The researcher's suggestions for teachers are that teachers should (1) implement whatever policies have been set by the Principal with full responsibility and enthusiasm; (2) discuss all the obstacles that arise during WFH with the Principal and fellow teachers in order to obtain the most appropriate solution; (3) always teach students to apply health protocols at home; and (4) although WFH has a negative impact, teachers must be able to overcome it in various ways so as not to affect the quality of learning for students.

Geographic Information Systems (GIS) have become essential technological tools for collecting, storing, processing, analyzing, and visualizing spatial data to support various human activities. The rapid advancement of information technology has significantly expanded the use of GIS, particularly through web-based platforms and mobile applications, enabling wider accessibility and real-time data utilization. This study focuses on analyzing the utilization of GIS applications and websites across multiple sectors and their contributions to improving efficiency, accuracy, and decision-making processes in daily life. The main objective of this research is to identify, evaluate, and synthesize recent developments in GIS implementation through a systematic literature review. Scientific articles were collected from reputable international and national journals published within the last five years (2018–2022). A total of 130 international journals and 100 national journals were initially identified through database searches. After applying relevance screening and inclusion criteria, 33 selected articles were analyzed in depth to extract key findings, application trends, and potential research gaps. The results show that GIS applications and web-based systems play a vital role in supporting various sectors. In education, GIS facilitates spatial mapping for industrial internship placement (PRAKERIN) and school zoning management. In healthcare, GIS assists in mapping healthcare facilities, including pharmacies and hospitals, to improve service accessibility. In transportation, GIS-based systems provide route planning, traffic monitoring, and public transport information to enhance mobility and reduce congestion. GIS applications are also increasingly applied in environmental monitoring, disaster management, urban planning, and natural resource management. Overall, this study emphasizes the growing importance of GIS technologies as strategic tools for data-driven decision-making and sustainable development. The findings are expected to provide valuable insights for researchers, practitioners, and policymakers in optimizing GIS-based solutions to improve public services and quality of life.

Student Web is an information system developed by Amikom University Purwokerto to assist students in managing academic administration, including filling out Study Plan Cards (KRS). However, this website often experiences disruptions and errors during KRS filling periods with high access, resulting in difficulties in accessing, delays in course selection, and schedule conflicts. This has an impact on student satisfaction in using the service. This research aims to measure the level of user satisfaction with the quality of the Amikom University Purwokerto Student Website on the KRS filling feature, using the End User Computing Satisfaction (EUCS) method. The sample consisted of 100 active students at Amikom University, Purwokerto. The results of the hypothesis test show that there is 1 variable that does not show a significant influence, namely the content variable, and there are 4 variables that have an influence, namely accuracy, format, ease of use and timeliness.

Students who excel must receive guidance on the development of each student's individual potential in order to produce superior and quality students. To complete this task, student achievement is taken into account. The Analytical Hierarchy Process (AHP) approach is one method that can be utilized in decision support systems. can do weighting to determine selection criteria and alternatives, starting from the definition of the problem. The purpose of evaluation or weighting in a decision support system, such as that carried out using the Analytic Hierarchy Process (AHP) approach, is to assess and compare the value or characteristics of each alternative based on predetermined criteria. This process allows us to understand how important each criterion is in achieving the main goal, so that the decisions taken are more structured and objective. Based on the method used, the system provides valid and accurate findings. The final result of determining the priority weight of alternatives based on ranking    

This research aims to design and build a web-based broadcast equipment inventory information system at TVRI North Sumatra. This information system was developed to overcome existing inventory management problems, such as tracking, managing and maintaining broadcast equipment. The development method used includes requirements stages, system design analysis, implementation, and testing using the black box method. This system was built using PHP as the programming language, MySQL as the database, and CSS and JavaScript for the user interface. Test results show that this system can manage equipment inventory effectively, including the functions of borrowing, returning and maintaining equipment. This system also allows integration with other existing systems at TVRI and provides long-term benefits such as increasing data accuracy and operational efficiency. The implementation of this information system is expected to support smooth operations and improve the quality of inventory management at TVRI North Sumatra.  

Nowadays, the utilization of a Web-based Hospital Management Information System has been implemented in Raja Ahmad Tabib Hospital of Pulau Riau Province, which not only has an impact on patient services but can also have an impact on the effectiveness of employee work in serving patients in the hospital, in order of study aims to determine the effectiveness of work through Web-based HMIS (SIMRS) by determining the Quality of Information, Organizational Culture and Digital Competence. This study will conduct data analysis through SEM-PLS (Structural Equation Modeling-Partial Least Square) software, which the test conducted by the researcher uses path analysis to test the pattern of relationships that can reveal the influence of variables or a set of variables on other variables, both direct and indirect influences. Based on the results of the research that has been conducted, the researcher found that there is a positive influence between Organizational Culture both on HMIS and on work effectiveness and organizational culture has a significant determination of work effectiveness through the utilization of Web-based HMIS. On the other hand, the quality of information and digital competence are not significant to Web-Based HMIS, although both are significant to work effectiveness. However, the determination of information quality and digital competence does not have an indirect relationship to work effectiveness through Web-based HMIS.    

The current administration system for apartment buildings in Pontianak city still relies on manual data recording methods, which tend to cause various recording errors such as delays in data processing, incorrect data entry, and difficulties in accessing information. This condition has an impact on suboptimal service to apartment residents. As an alternative to address this problem, it is proposed to develop a web-based information system that can digitize data from various business processes in apartment management. This system is designed using the Laravel framework, a popular framework for web application development. The stages in this community service include in-depth analysis of system requirements that are suitable for the conditions of apartment buildings in Pontianak city, designing a user-friendly and efficient system, building the system based on the design that has been created from manual form recording, and conducting training for apartment managers to be able to operate the system well. This technology transfer has a positive impact on the change in the administration model and it is expected to create more effective and efficient apartment management and is easily accessible because it is online. Some other benefits that occur include increased accuracy of resident data, ease of accessing information, data transparency, and improved service quality for residents