This article discusses the development of an e-commerce website for a batik store as an effort to digitize marketing and improve operational efficiency. The study focuses on system development strategies, integration of essential features such as product catalogs, shopping carts, digital payment methods, and their impact on customer accessibility. A descriptive qualitative approach was used, employing observation, interviews with the store owner, and a literature review related to e-commerce and digital marketing for MSMEs. The analysis results show that the implementation of a web-based digital platform can expand market reach, enhance customer convenience in shopping, and support more organized and structured transaction recording. The website development was carried out using the Waterfall method to ensure a step-by-step and structured process. These findings indicate that digital transformation through an e-commerce website is a strategic solution for batik MSMEs in facing modern market challenges.

Information technology (IT) has become a key element in the development of the financial industry, including Islamic banking. A primary challenge for IT management in Islamic banks is data security from cybercrime, which can damage the bank’s reputation and customer trust. This study aims to further examine the challenges and efforts that Islamic banks can undertake to enhance IT security. The research methodology uses a qualitative approach with descriptive methods and literature review to describe the phenomenon in depth based on data and information from various relevant literature sources. The study’s findings show that Islamic banks need to strengthen security through encryption, continuous monitoring, and employee training on cybersecurity. The conclusion of this study recommends that Islamic banks continue to raise awareness among employees and customers about security risks and ensure regulatory compliance. This research is expected to serve as a reference for Islamic banks in maintaining information security in the digital era.

The Samsat Digital application is designed to improve efficiency and transparency in the management of motor vehicle taxes in South Sumatra. The main goal is to provide the best service to the public using information technology. The Samsat Digital application is an innovative solution that aims to make it easier for the public to access motor vehicle tax administration services. This application provides various features that allow users to make vehicle tax payments, check tax status, extend STNK, and search for information related to Samsat services online. Through mobile application-based technology, Samsat Digital seeks to reduce long queues at Samsat offices, increase time efficiency, and provide a more practical user experience. This system is equipped with secure authentication features, tax payment reminder notifications, and integration with various digital payment methods such as e-wallets, mobile banking, and credit cards.Keyword : Aplikasi Samsat Digital.

Raudhatul Athfal Nurul Hidayah is a kindergarten located in Rawa Panjang, Bojong Gede, Kabupaten Bogor, Jawa Barat. The use of technology in education is increasing, especially in terms of school administration such as tuition payments and new student registration. The online tuition payment and registration system is designed to facilitate the administration process for schools and parents of students. With this system, parents can make tuition payments and student registration online through an application or website, without having to come directly to the school. This study aims to develop and implement an efficient and user-friendly online tuition payment and registration system.The methods used include system design, collecting user needs data, and system testing. The results of the study show that this system can reduce the time and costs required in the payment and registration process, as well as increase data transparency and accuracy. This system also makes it easier for schools to manage financial data and student registration. Thus, the online tuition payment and registration system can be a practical solution in supporting the digitalization of school administration

The stochastic SEIR model offers an innovative approach to understanding the spread of infectious diseases, particularly tuberculosis, in limited populations. This study adopts a stochastic model to capture random variability in individual interactions, often overlooked in deterministic models. The population is divided into four main categories: Susceptible (S), Exposed (E), Infected (I), and Recovered (R), with transitions between categories determined by probabilities based on epidemiological parameters. Through simulations, the model demonstrates its capability to depict more realistic patterns of disease spread, including fluctuations in case numbers and epidemic duration. The findings indicate that stochastic variability plays a crucial role in understanding the dynamics of tuberculosis transmission, especially in small populations or when the number of individual contacts is limited. The stochastic SEIR model can serve as an effective tool for policymakers to evaluate various intervention strategies, such as vaccination, transmission control, and treatment, as well as to design public health policies that are data-driven and adaptive to epidemiological uncertainties.

In the current digital era, SMEs in the culinary sector face challenges in adopting technology to improve operational efficiency. One solution to address this issue is the use of a simple and cost-effective QR Code-based application. This study aims to develop and implement siMenu, an application that provides table, order, and product management solutions without integrating complex digital payment systems. The method used is Project-Based Learning (PBL), which allows the development of technical skills while designing a sustainable business model through Business Model Canvas (BMC). The results show that siMenu successfully improved operational efficiency for SMEs, reduced ordering errors, and provided an easy-to-adopt solution with low implementation costs. However, challenges in application development and building user trust remain obstacles. The conclusion of this study is that simple digital solutions like siMenu can help SMEs in the culinary sector digitally transform and stay competitive in an increasingly evolving market.
 

The purpose of this research is to design a basic food sales information system at Misman Store to assist the performance of Store employees in processing data and selling basic necessities which still use a manual recording system in managing stocks and transactions in the store, which causes inefficiencies in monitoring inventory of goods. Research using qualitative methods with data collection techniques through observation, interviews, and literature studies. The results of the study, among others, make it easier for employees at misman shops to complete the main tasks of selling goods such as data management to be easier, more efficient, and effective with this system. sales and sales transaction reports. The designed web-based information system has several main features such as system login, dashboard, item category management, inventory management, and transaction recording and reporting. This system is designed to improve the efficiency of store operations and facilitate the management of goods data and sales transactions.

During this time, the development of technology has progressed rapidly.  In this sense, many companies have followed this technological development and introduced it into the collection of inventory data of assets, goods, and their financial reports. To obtain accurate and precise data, an inventory data collection system is required. Manual accounting calculations mean that Depot Kayu Kusen Laris III often records inventory incorrectly, which affects the resulting financial reports. Therefore, this study aims to develop an inventory information system that will support accurate data collection at Kayu Kusen Laris III Depot. The conclusion of this study is that the inventory data information system is designed using Access and SQL database.

The rapid advancement of technology has made artificial intelligence (AI), particularly generative chatbots, an integral part of everyday life. These chatbots, powered by Natural Language Processing (NLP) and deep learning technologies, are widely used in various fields such as customer service, education, and entertainment. However, the increasing prevalence of such technologies brings forth important philosophical concerns, particularly in the realm of axiology—the branch of philosophy that deals with the nature of values, including the practical and ethical implications of knowledge and technology. This study investigates the practical benefits and ethical responsibilities associated with generative chatbots, using ChatGPT as a case study. The research examines whether ChatGPT adheres to the axiological principles of science, specifically its usefulness in enhancing human life and its ethical responsibilities. Through a qualitative content analysis, this research evaluates the responses of ChatGPT to a series of questions based on the axiological framework outlined by Sumantri. The study focuses on two main aspects of science's axiological evaluation: the practical benefits of science and technology, and the ethical responsibilities tied to their application. The findings indicate that ChatGPT is capable of providing useful insights that contribute to human understanding, improve quality of life, simplify complex tasks, and offer solutions to various problems. However, the ethical considerations of AI technology, such as fairness, transparency, and accountability, remain a crucial area of concern. This research highlights the importance of balancing technological progress with ethical responsibility, emphasizing that AI systems like ChatGPT must be developed and applied in ways that align with human values to ensure their positive impact on society.

Currently, the Amikom University Purwokerto student portal is still not equipped with a student data search feature that can make it easier to access related information. The unavailability of this feature can provide significant obstacles to various students' daily activities, especially in activities such as academic research, collaborative group work across study programs, and interactions between departments. The aim of this research is to apply the TOGAF framework which is expected to be able to help identify the root of the problem and provide a more comprehensive, systematic and effective solution in an effort to improve the functionality of this portal, so that it can better support students' academic needs. This research uses the TOGAF method which includes Understanding Business Context, Vision Architecture, Definition Architecture, and Transition Architecture. The result of this research is a flowchart design for the student data search feature which was created and analyzed using the Bizagi Modeler application which was compared between the design and the current process. Based on the results, it shows that the design of the student data search flow through Student Amikom Purwokerto is much faster and more efficient because the data search time is reduced from 40 minutes to 3 minutes.
 

Community welfare is a primary objective of national development, encompassing various aspects such as health, education, and decent employment, all of which play crucial roles in achieving national stability and progress. However, welfare is not solely dependent on economic factors but also on the overall quality of life. Unfortunately, disparities in welfare persist across different regions, influenced by local environmental factors, including access to education, which in turn affects job opportunities and income levels. Inequalities in employment opportunities can potentially slow down national development by reducing the number of individuals capable of contributing productively to key economic sectors. To enhance national development, further analysis of welfare indicators such as the open unemployment rate, human development index, labor force participation rate, and poverty levels is essential. Therefore, this study conducts cluster analysis on welfare indicators across districts/cities in Central Java for the year 2023. Both hierarchical and non-hierarchical (K-Means) clustering methods are employed to identify patterns of inequality by partitioning data into groups based on specific similarities. This approach facilitates a more effective review of policies to address welfare disparities across various regions. The findings indicate that the welfare indicators in Central Java are in a relatively poor condition, with low labor force participation rates, low human development indices, and high poverty rates. The hierarchical and non-hierarchical cluster analysis identified 5 optimal clusters, with all welfare variables having significant influence, requiring four iterations to reach the final centroids.

The need for an efficient system to manage academic works in digital format is growing in universities, including at Universitas Islam Negeri Sumatera Utara (UINSU). Despite previous developments in digital repository systems, many academic institutions, including UINSU, still face challenges related to data management, security, and accessibility. This study aims to develop a web-based repository system for UINSU using the Waterfall method, to improve the storage, management, and accessibility of academic resources. A structured quantitative approach was adopted, focusing on the development and implementation of the repository system. The Waterfall methodology was chosen due to its step-by-step approach, ensuring a thorough and organized development process. The implementation of the system resulted in an organized, user-friendly platform where students, faculty, and staff can upload, manage, and access academic documents efficiently. The system features a clear interface for searching, uploading, and managing documents, with administrative controls for approving and maintaining submissions. The repository system significantly improves data management at UINSU, providing a long-term solution for archiving academic work. Continuous evaluation and system upgrades are essential to ensure it adapts to future needs and technological advancements.

The advancement of information technology has driven the need for more effective and efficient attendance systems, especially for companies with a distributed workforce. PT. Asia Sinergi Solusindo faces challenges in managing employee attendance in real-time based on predefined work locations. This study aims to design a location-based attendance application system utilizing Global Positioning System (GPS) technology to ensure employees can only mark attendance at locations specified by the administrator. The system was developed using the *waterfall* software development methodology, encompassing requirements analysis, system design, implementation, and testing. The application was built on the Android platform with cloud-based database integration to centrally store attendance data. The results show that the system enhances attendance data accuracy, reduces fraud risks, and facilitates real-time employee attendance monitoring. Thus, this application is expected to provide an effective solution to support attendance management at PT. Asia Sinergi Solusindo.

The purpose of this research is to find out how the sinde application is managed in archivist activities at the Central Kalimantan provincial education quality assurance center. The approach used in this research is a descriptive qualitative approach. The data source in this research is the documents management employee at the Central Kalimantan provincial education quality assurance center. The data collection technique used in this research is through interviews, observation and documentation. The data collection technique is through data reduction and presentation as well as drawing conclusions. The results of this research show that the management of the Sinde application is very relevant and effective for archivist activities in the Central Kalimantan province education quality assurance center. This can shorten time, can be accessed anywhere using the username and password owned by each employee can save use of physical paper and save time, letters can be accessed through the sinde application, you can see incoming letters, outgoing letters and can classify letters based on type, date and so on.

An Internet of Things (IoT)-based logistics monitoring system is an innovation designed to enhance efficiency, transparency, and speed in supply chain management. The implementation of IoT in logistics provides an ideal solution for real-time monitoring of goods, which was previously difficult with conventional methods. This system integrates IoT sensors such as GPS for location tracking, along with temperature and humidity sensors to monitor goods requiring special attention, such as food and pharmaceuticals. By automating processes through IoT technology, goods distribution becomes faster, reducing reliance on manual controls, speeding up decision-making, and minimising human error. This system enables companies to monitor the condition and location of goods in real-time, offering high visibility into the logistics status. With comprehensive monitoring, companies can proactively address issues and ensure goods remain in optimal condition throughout the shipping process. An IoT-based logistics monitoring system has the potential to enhance a company’s competitiveness through efficiency and accuracy in supply chain management. When effectively implemented, IoT technology can not only improve service quality and customer satisfaction but also strengthen a company’s position in an increasingly competitive market.

Micro, Small and Medium Enterprises (MSMEs) in the Social Service of the North Sumatra Province Batubara Regency are business operators engaged in the business sector, which touches the interests of the community around the Regency of Coal. MSMEs have an important position, not only in employment and public welfare, in many ways they are the glue and stabilize the problem of social inequality. MSMEs are currently very developed. However, the current problem that arises is that the Chair of the UMKM in Coal is having difficulty monitoring MSME social funding assistance provided to communities around Coal, the lack of public understanding of the reporting of the social assistance fund accountability and due to these inaccessible location conditions that triggered the social services difficult to monitor. then we need an information system that is able to do data collection, management, monitoring the use of aid funds. In addition, the Social Service can directly monitor the responsibility of MSMEs in managing aid funds.The results of this study are a monitoring information system application that replaces the previously running process, in this application makes it easy for the recipient to know the amount of assistance received and in making reports can be directly accessed online.

Software testing is a crucial stage in the development of information systems to ensure that applications can function according to user needs. System feasibility testing using UAT is intended to ensure that the system meets the functional requirements specified by the users. This study aims to apply UAT to a financial and inventory management information system used to manage various operational needs of the company, such as inventory recording, expense and income reporting, and employee wages. The UAT process is conducted by the system’s end-users, consisting of 16 respondents, including employees and the owner of CV. Nitah Tirta Makassar. The testing methodology includes several stages: UAT planning, preparing test questions through a Google Forms (gforms) questionnaire, conducting the tests, and analyzing the test result calculations. The results of this study indicate that the financial and inventory management information system meets user needs, based on UAT questionnaire score calculations that achieved an average interpretation score above 87% with a "very good" rating. With the implementation of UAT, it can be concluded that the financial and inventory management information system meets the users' requirements.

The selection of the best students in schools is essential to recognize both academic and non-academic achievements and to motivate other students to improve their skills. SMP Negeri 16 Jakarta requires an objective decision support system to select the best students based on predefined criteria. This study aims to design and implement a decision support system using the Simple Additive Weighting (SAW) method to facilitate the selection of the best students at SMPN 16 Jakarta. The SAW method is chosen due to its capability to accommodate multiple criteria through weighting and ranking for each alternative. The research process involves observation, interviews, and documentation, which are then used to determine primary criteria such as academic achievement, social skills, and participation in school activities. The findings show that the application of the SAW method enables a more accurate and objective selection of the best students by ranking based on the final score of each criterion. This system is expected to assist SMPN 16 Jakarta in making more structured decisions and supporting educational quality improvement.

Promotion is an element used to inform and persuade the market about new products or services at the company through advertising, personal sales, sales promotions, or publications. However, due to the large selection of promotional media nowadays, agencies are required to continue to make decisions well, precisely and quickly, and to be accountable in making decisions. SMP-IT Mutia Rahma is one of the private schools in the Tanjung Perak sub-district. Until now, promotional activities for student admissions have only been carried out by visiting promotional destinations, such as putting up banners in public places, as well as distributing brochures to the public to help with activities. promotion. The method currently used is still considered very slow in disseminating information regarding promotion strategies for new student admissions, apart from that, this method also requires very large costs to increase promotional media, such as brochures and banners. The school should be able to see opportunities to promote promotional activities on social media. In addition, in the last two years there has been a decline in the number of students registering.

Public services in the scope of marriage have led to the digitization of public services combined with updating the information systems within them. Online-based public services related to marriage under the name SIMKAH (Marriage Management Information System) are a form of digitalization of public services. The implementation of online-based SIMKAH has generated various responses, especially among the public. This research aims to determine, describe and analyze the effectiveness of the Marriage Management Information System in South Tangerang City. The method used in this research is a descriptive method with a qualitative approach. Data collection techniques using interviews, observation and documentation. The results of research on the indicators for determining the targets for the SIMKAH program are still not precise because it reaches all levels of society. In terms of indicators, the socialization program is not yet optimal because socialization is carried out only when the prospective bride and groom provide administrative documents at the KUA. In terms of program objective indicators, the aim of implementing online-based SIMKAH is not yet fully efficient due to the lack of features that can maintain the operational efficiency of online-based SIMKAH. In terms of monitoring indicators, the SIMKAH program still lacks the execution that should be carried out by the person responsible, in this case collecting information in the form of suggestions and constructive input from the community.
 
 

The Binjai District Court is a government agency that has the duty and authority to receive, examine and decide every case registered at the Binjai District Court. The Binjai District Court handles many gambling cases, but data management is still not fast and accurate because it still uses manual methods, so the agency needs to implement an application system. To solve this problem, you can use data mining applications, namely by utilizing existing data to dig up new information. One of the techniques in data mining is clustering. Clustering was chosen because it can group data according to the desired characteristics, in this research it means grouping gambling data in the Binjai City area. The clustering algorithm used is K-Means Clustering integrated into a desktop-based programming application. The conclusion obtained is that the system designed has proven successful in grouping gambling data into 3 clusters (groups). The process using MATLAB R2014a obtained results in group 1 which amounted to 276 data with a data centroid center (6.92; 2.41; 4.33) including the category of low levels of gambling, group 2 which amounted to 337 data with a data centroid center (7.56 ; 2.10; 14.48) is included in the category of moderate level of gambling and group 3 which amounts to 387 data with the centroid data (7.56; 2.10; 28.02) is included in the category of high level of gambling.
 
 

Varicella Zoster or known as chickenpox is an infectious disease caused by the Varicella Zoster virus (VSV). Chickenpox is a worldwide airbone disease. Transmission of Varicella zoster is through the air which spreads through coughing and sneezing and also through direct contact with skin lesions. This varicella disease is less of a concern for the public because of the assumption of the public that Varicella Zoster will heal on its own. Where there should be a consultation media and knowledge that can be used by the community in the prevention of varicella disease early on children. So that not every patient brought to the hospital was found to be a patient who had been infected for several days until it was severe to be treated and treated for Varicella Zoster disease. Varicella zoster disease consists of firepox (shingles) which is a follow-up infection of the virus that causes chickenpox. Chickenpox is a viral infection that causes itching on the skin and is characterized by a rash or red spots filled with fluid called elastic. The Dempster Shafer Method is the Dempster Shafer Method, which is a mathematical theory to prove based on belief function and plausibility. Belief indicates a measure of the strength of evidence in supporting a hypothesis, while plausibility indicates a state of trustworthiness. Based on the weight value given by experts on each Varivcella Zoster disease symptom data, from the results of the analysis carried out in the previous chapter, the results of the diagnosis of Varicella Zoster with the type of firepox disease (Herpes Zoster) with a density value of 98.08% were obtained.
Keywords: Dempster Shafer, Diagnosis, Varicella Zoster

In the rapidly developing digital era, online businesses face increasing challenges to achieve significant profits without sacrificing spending efficiency. To overcome this challenge, an optimal online marketing strategy is needed that can reach the right target market without significantly increasing operational costs.
This journal discusses several online marketing strategies that are effective in increasing profits relevant to expenditure. From a deep understanding of the target market to the use of social media and careful data analysis, every step taken is based on the principles of efficiency and effectiveness. By implementing the right marketing strategies, businesses can increase their visibility online, attract more potential customers, and increase sales conversions without having to exceed their available budget. Thus, this journal provides practical guidance for business owners and marketers to achieve success in their online sales without sacrificing profitability.

This research aims to identify the patterns of students' interests and talents at Esa Prakarsa Junior High School and apply the Rough Set method in data analysis to determine the most appropriate theme of the Pancasila Student Profile Strengthening Project (P5). The study involved data collection from 178 students through a questionnaire designed to explore their interests and talents. The results of the analysis showed a significant correlation between the patterns of interest and talents of students with the selection of the P5 theme. The Rough Set method successfully identified relevant rules, such as students who have an interest in the field of art are more suitable for the theme of sustainable lifestyle, while talented students in the field of sports are more in line with the theme of Build the Soul and Body. The use of Rosetta software in data analysis provides recommendations for interesting and relevant P5 themes, supporting the achievement of national education goals in forming a young generation with character and competence. This research is expected to provide guidance for schools in developing P5 themes that are more relevant and interesting for students, as well as improving learning outcomes based on their interest and talent characteristics.

The rapid advancement of technology has transformed many aspects of life, including education. Information and Communication Technology (ICT) plays a crucial role in enhancing the quality of learning. One promising technology is Augmented Reality (AR), which offers interactive elements to clarify complex concepts. Based on conversations with a history teacher at SMK Media Informatika, the teaching methods currently used tend to be traditional. Therefore, an AR-based history learning application focusing on the Ancient Mataram Kingdom in Indonesia was developed using the ADDIE Method. This application was created using Unity 3D and the C# programming language. It serves as an interesting addition for students, aiming to increase their interest in learning. The hope is that this research will significantly contribute to the history learning process, providing innovative, effective, and enjoyable media.
 

Sentra Produksi IKM Garam Konsumsi di provinsi Jawa Tengah tersebar di beberapa kabupaten seperti Pati, Rembang, Brebes, Jepara dan Demak. Kabupaten Pati merupakan salah satu Kabupaten sentra produksi garam yang dapat berkontribusi terhadap pemenuhan kebutuhan garam di tingkat lokal maupun nasional. Berdasarkan data dari Dinas Perdagangan dan Perindustrian (DISDAGPERIN) Kabupaten Pati menunjukan bahwa, banyaknya IKM yang perlu di data dan selama ini pemberian bantuan IKM kurang tepat sasaran dikarenakan Dinas Perdagangan dan Perindustrian Kabupaten Pati kesusahan mengelola data yang akurat tentang kondisi masing-masing IKM, maka diperlukan monitoring IKM untuk membantu Dinas dalam melakukan penilaian. Tujuan monitoring IKM membantu dalam pemberian bantuan supaya tepat sasaran, oleh karena itu penulis membutuhkan sistem dengan menerapkan SPK (Sistem Pendukung Keputusan) dalam melakukan perhitungan. Metode SPK yang diperlukan dalam penentuan pemberian bantuan IKM digunakan AHP dan SAW.. 

Education is an important place for students to develop their potential based on their intelligence. Multiple intelligences offer an approach that considers the various potentials of students in the learning process. SD Islamiyah, as an educational institution with a vision to produce intelligent and creative generations, faces challenges in delivering learning that meets the needs of students. To address this issue, a system is needed that can analyze and group students based on their intelligence levels using the clustering method. This study is inspired by the application of data mining in the educational context, particularly in adapting the clustering method as applied in other related research. Previous research has demonstrated the success of the clustering method in accurately grouping data, as seen in studies related to flood warnings and cesarean operations. By applying a similar approach, this research aims to assist SD Islamiyah in identifying and grouping students based on their potential, thereby facilitating a more effective learning process tailored to the individual needs of students. The results of this study are expected to contribute positively to improving the quality of education at SD Islamiyah and provide a foundation for the development of more advanced decision support systems in the future

In the era of rapid technological and information system developments that encourage people, both groups and individuals, both government and private institutions to utilize technological developments have a very important role in the progress of human life. Rapid technological developments One of the advantages of computers in processing data can increase effectiveness, productivity, and efficiency in carrying out work in current technology makes it easier to manage inventory. Cash sales transactions are said to have been carried out if the company has received payment from the customer and will then be handed over by the company to the customer of the Cat Jaya Gemilang Semarang shop, a company engaged in the field of building paint trading in Semarang. Currently, the system that is running is still manual, namely the administration section records incoming and outgoing goods, all recorded in the book for sales are also recorded manually. With manual recording, books are easily damaged or torn, data in the warehouse records is sometimes not the same as the physical goods that exist, and there is no data security. With the above problems, the author created a system that can reduce weaknesses by creating a systematic application in the database.

This study was conducted at SD Muhammadiyah Sei Cabang, a private school in Langkat Regency, which still uses manual examination methods with identical questions for all students. This method is considered ineffective because it allows students to cheat, leading to exam results that do not accurately reflect their abilities. To address this issue, the study developed a web-based examination system using the Linear Congruent Method (LCM) to generate randomized question numbers. With LCM, each student receives a different set of question numbers, making the exam process more effective and fair. The system was built using PHP programming language and MySQL database, enabling efficient data storage and processing. The implementation of this system resulted in improved accuracy in assessment and reduced cheating potential during exams at the school.

This study aims to analyze the performance of the mailing system information in an expedition company using the Unified Modeling Language (UML) approach. The mailing information system plays a crucial role in the smooth operation of the expedition company, particularly in managing the dispatch and delivery of letters and documents effectively and efficiently. This research uses a descriptive method with a quantitative approach to illustrate and analyze the extent to which the system's performance meets user needs. Data were collected through a questionnaire distributed to 25 respondents, consisting of 17 females and 8 males, to measure three key aspects of the system: user satisfaction, ease of use, and access speed. The results of the study show that the majority of respondents gave very positive assessments of the system. The easeof use aspect received the highest average score (4.4), followed by access speed (4.28) and satisfaction (4.24). However, there are areas that can still be improved, particularly regarding user satisfaction and system access speed for greater optimization. Overall, the study concludes that the mailing information system in the expedition companys functioning well, but the company needs to continue innovating and improving the system's performance to better meet user expectations.

The registration system at BLK Surakarta appears to be experiencing data redundancy which needs to be addressed through in-depth analysis. The student registration process is integrated into the system, but there are still deficiencies in data management which results in frequent data duplication or errors. This research uses Cobit 4.1 as a framework for auditing the registration system at BLK Surakarta, with a focus on the Delivery and Support subdomain (DS 10 and DS11). The main objective is to assess the maturity level of the IT processes implemented at BLK Surakarta and provide recommendations for improvement. The research results show the need for BLK Surakarta to carry out regular system performance evaluations, involving parties responsible for identifying and overcoming problems that arise, in order to ensure optimal system conditions. Evaluation in Domain 10 Delivery & Support shows a current maturity level of 3.27, while in Domain 11 Delivery & Support, the maturity level is 3.31. However, it was found that the process of managing payment data for new student registration was less than optimal due to limited tools available.
 
 
 

The Water Quality Index (WQI) shows the condition of water quality in an area based on the status of water quality resulting from the measurement of physical, chemical and bacteriological parameters of a water body both rivers and lakes. Several machine learning techniques can be used to predict water quality in an area, one of which is through the prophet model approach which is able to provide fairly accurate predictions for the water quality index in Indonesia. The main objective of this research is to obtain a WQI prediction value as a baseline in the formulation of future environmental control activity policies using the prophet model. The result is that the predicted value of IKA for 2021-2023 generated through machine learning with the prophet model approach shows that the Mean Absolute Error (MAE) value: 7.01, Root Mean Square Error (RMSE): 8.61 and Mean Absolute Percentage Error (MAPE): 13.06%, which means that IKA prediction with the prophet model is effective in capturing annual patterns between historical data and future predictions.
 
 

An expert system is artificial intelligence that imitates the ability of an expert to solve problems in a certain domain. Utilizing a knowledge base and specified rules, the expert system provides advice or decisions that approach human expertise in this specific field, especially regarding cholesterol disease for teenagers, cholesterol disease can cause death in a person so it needs initial treatment as a diagnosis. In this regard, an expert system application is needed to diagnose cholesterol disease for users which supports the diagnosis process using the certainty factor method, based on the certainty factor which has a concept based on symptoms and diagnosis from the weight of an expert's value and the user's value, then calculated using the certainty factor formula, The final result is the creation of an expert system application for diagnosing cholesterol disease using a website-based certainty factor method.

This study aims to determine the application of the Education Management Information System (EMIS) in Islamic boarding schools that can be utilized in decision making in the Early Education and Islamic Boarding School Section of the Ministry of Religious Affairs of Palangka Raya City. This research is a qualitative research, data collection techniques are done by observation, in-depth interviews, and documentation. This research consists of 4 components, namely the human resource component by measuring internal factors consisting of attitude, skills, and knowledge, where the three benchmarks are sufficiently fulfilled. External factors of human resources with the first indicator of work tools (tools) have not been maximized. Second, work support resources include adequate funds and supporting infrastructure, third, coworkers are quite good in implementation. The minimum hardware requirements are PC/laptop, router, printer, and electricity network. The hardware resource component is still found to be not fully supportive and adequate. The software resource component, in terms of processes and computer programs that support EMIS, is quite well implemented. Data resources in the application of EMIS are seen from 3 sub-indicators, namely data categories, timeliness of data collection, and rules in the data collection process where the three elements are quite well done by EMIS operators. Supporting factors that support the implementation of EMIS consist of first, the role of the leadership by coordinating the implementation of EMIS.
 
 

Communication between devices is an important aspect when developing an Arduino-based system. The three communication protocols commonly used with Arduino are I2C (Inter-Integrated Circuit), SPI (Serial Peripheral Interface), and UART (Universal Asynchronous Receiver/Transmitter). Each of these protocols has unique characteristics that make them suitable for different applications. These three communication protocols provide flexible options when developing systems that communicate with sensors, actuators, or other modules on the Arduino platform. Selecting the appropriate protocol depends on specific needs, such as speed, number of connected devices, and system complexity.

This article discusses the importance of building an e-commerce ecosystem that supports the growth of Micro, Small and Medium Enterprises (MSMEs). In an era of increasingly rapid digitalization, MSMEs need to adopt e-commerce platforms to expand their market reach and increase their competitiveness. However, to achieve sustainable growth, a strong and sustainable e-commerce ecosystem needs to be built. In this article, the author identifies the opportunities that exist in building an e-commerce ecosystem that supports MSMEs. One of the main opportunities is access to a wider global market, which can open the door for MSMEs to sell their products to customers around the world. In addition, e-commerce platforms also provide opportunities for MSMEs to utilize new technologies such as artificial intelligence and data analytics to improve operational efficiency and decision making.
 
 

Makalah ini menyajikan audit terhadap aplikasi Sirekap yang dikembangkan oleh Komisi Pemilihan Umum (KPU) untuk menilai keamanan dan efisiensi sistem. Penelitian ini menyelidiki latar belakang dan pentingnya sistem Sirekap dalam proses pemilu, dengan tujuan mengidentifikasi potensi kerentanan dan menilai kinerja sistem. Menggunakan kombinasi metodologi analisis risiko dan pengujian sistem, studi ini mengungkapkan beberapa kekuatan dan kelemahan dalam aplikasi tersebut. Temuan penelitian ini menyoroti perlunya perbaikan untuk meningkatkan langkah-langkah keamanan dan efisiensi operasional aplikasi. Implikasi dari penelitian ini memberikan kerangka kerja untuk perbaikan di masa depan dan memastikan keandalan sistem dalam mendukung pemilu yang adil dan efektif.

In the digital era, the utilization of information technology has become a primary need to support various aspects of education. One of the innovations implemented in educational institutions is the use of e-learning platforms, which allow learners to study flexibly without being hindered by distance and time. Universitas Amikom Purwokerto has developed the E-Learning Support System (ELLS) website as an online learning tool accessible by students and lecturers. This study aims to analyze the service management of ELLS using the ITIL V3 framework, which provides a structured guide in managing and optimizing services to better meet user needs in a sustainable manner. The methodology used includes observation, interviews, and surveys distributed to service users. The results show that the implementation of ITIL V3 can improve service effectiveness, reduce the risk of disruptions, and provide a positive experience for users. This research is expected to provide recommendations for improving e-learning service management at Universitas Amikom Purwokerto and serve as a reference for other educational institutions looking to enhance the quality of their services.

This study seeks to create a system for monitoring the environment using the Internet of Things. It aims to help farmers manage their rice fields in a way that is both effective and sustainable. The system will provide farmers with real-time data on soil moisture, air temperature, and rainfall, allowing them to make informed decisions. Sensors will collect this information, which will be analyzed and presented simply through a web or mobile app. Early simulations suggest that this system could boost crop yields by as much as 15% and cut water use and costs by 20%. These findings point to the IoT monitoring system as a practical means to enhance rice farming's efficiency and productivity. Yet, there are hurdles. Issues like poor network infrastructure, high costs of implementation, and the farmers' ability to adapt to this technology need to be overcome for the system to work properly. This study aspires to make a real difference in promoting sustainable farming practices while paving the way for more advanced IoT solutions in the future.

: For companies across industries, the integration of the Internet of Things (IoT) and management information systems (MIS) offers great potential for digital transformation. This publication explains the benefits and drawbacks of integrating IoT into MIS and how this technology can improve customer experience of products and services, in-depth data analysis, operational efficiency, energy efficiency, and creativity. Implementing IoT in SIM is not without challenges, because there are issues such as data security, interoperability, infrastructure availability, advanced data management, data protection and ethics. With a clear understanding of these pros and cons, companies can take the necessary steps to take full advantage of IoT integration in MIS while maintaining operational security, data protection, and Masu requirements.
 

The aim of this research is to create an Android-based cell mental check utility in which this software may be used as a medium to make it greater efficient and less complicated for people to prepare for the psychological test. The method in this research is collecting data regarding psychological tests, through writings and books, starting from question statements to searching for results that will be the output of this application. The result of this studies is an Android-based totally mental take a look at software that may be used on smartphones. the belief of this research is that an Android-based psychological take a look at application makes wearing out assessments less complicated and extra efficient due to the truth it may be accessed via a cellphone.

This research aims to examine the effect of website performance on customer satisfaction and loyalty in e-commerce. E-commerce has become an important platform in e-commerce, and website performance has become a critical factor in achieving customer satisfaction and loyalty. In this research, the conceptual framework used includes three main constructs: website performance, customer satisfaction, and customer loyalty. Website performance is measured along several dimensions, including access speed, reliability, user interface, and content quality. Customer satisfaction is measured as the customer's perception of the quality of service and shopping experience on an e-commerce website. Customer loyalty is measured through repeat purchase intentions and recommendations to others. The research results show that website performance has a significant positive influence on customer satisfaction in e-commerce. Website performance dimensions, such as access speed and reliability, are critical in creating customer satisfaction. Apart from that, customer satisfaction also has a significant positive influence on customer loyalty. Satisfied customers tend to have a higher intent to make repeat purchases and recommend a website to others. The practical implication of this research is the importance of improving website performance to achieve customer satisfaction and loyalty in e-commerce. Business people should pay attention to aspects such as access speed, reliability, user interface, and content quality in the development and maintenance of their websites. Apart from that, efforts to increase customer satisfaction must also be the main focus, because customer satisfaction has a significant impact on customer loyalty.

Waste management is an important concern in efforts to maintain cleanliness and environmental sustainability. The Waste Bank has been proven to be an effective solution in managing waste with a sustainable approach. This research aims to implement a Waste Bank website as a means of information and waste data management in Pekelingan Village. The system development method used is the Waterfall method which consists of the stages of requirements analysis, system design, implementation, testing and maintenance. In the needs analysis stage, the needs of related parties are identified, such as the management of the Waste Bank and the community using the Waste Bank's services. System design includes designing a user interface and database structure to store waste transaction information, member data and financial reports. Website implementation involves developing web-based applications using PHP and MySQL technology. Testing is carried out to ensure that the website functions properly and meets requirements. The result of the implementation is a Waste Bank website that can be used to register members, record waste transactions, check balances, and manage waste data efficiently. With this website, it is hoped that the management of the Waste Bank in Pekelingan Village can be more organized and transparent. This case study can also be an example for other sub-districts in developing information technology-based Waste Banks to increase the efficiency and effectiveness of waste management.

The health Social Security Administering Agency (BPJS) is a legal entity specifically assigned by the government to administer social security. Seen in the vision and mission of the Long Term Develompment Plan For the Health Sector 2005-2025, namely that the community is expacted to have the ability to access quality health services and also obtain heald insurance, namely that the community gets protection in meeting their basic health needs. Especially for the people of Binjai city, to see the level of satisfaction of peolbe using BPJS Health in the city of Binjai, it is necessary to build a clustering that can group the level of satisfaction in each domicile. Data Mining Grouping using the K-Menas Clustering algoritma metdhod, which is a process of processing quite large amounts of data using statistical methods, this producing a group of data. It is hoped that clustering can complete the grouping of satisfaction levels of BPJS user commuites in the city of Binjai. There are 400 data from correspondent responses from the community regarding the level of satisfaction in using BPJS Health in the city of Binjai. From the results of trials with 400 data carried out with MATLAB, it was found that group 3, cluster 1, had 244 data, cluster 2 had 69 data, cluster 3 had 87 data, group 4 cluster 1 has 78 data, cluster 2 68 data, cluster 3 has 109 data, group 5 cluster 1 has 63 data, cluster 2 has 63 data, cluster 3 has 145 data, cluster 4 has 24 data, cluster 5 has 100 data.

This research was carried out with the aim of explaining the implementation of a mobile-based legal metrology service system for employees and improving the quality of services for legal metrology at the Jombang Regency Office of Trade and Industry. With this mobile-based legal metrology service application, it can make it easy for employees to see the calibration and re-calibration schedule sent by the central metrology website and employees can send the results of the test and re-calibration directly in real-time without having to come to the metrology office. This research applies the waterfall method in its development, which is a systematic and structured approach involving a series of sequential stages. The results of this research created a mobile-based application for employees of the Jombang Regency Trade and Industry Office.
 
 

This study aims to evaluate the level of user satisfaction with the website of SMAN 1 Wangon by applying the End User Computing Satisfaction (EUCS) method. This method assesses user satisfaction based on five main dimensions: system quality, information quality, service quality, end user, and individual benefits. Data collection was conducted through questionnaires distributed to students, teachers, and administrative staff. The results of the analysis show that overall user satisfaction is in a good category, although there are some aspects that need to be improved, especially in terms of information and service quality. This research is expected to provide suggestions for further development of the school website, in order to improve user experience and support the learning process.

This research aims to analyze time and cost control on the ITC Pole Fiber Optic project managed by PT. LUM uses the Earned Value Management (EVM) method. EVM is an effective method for measuring project performance and progress by combining cost, time and completed work data. This case study uses secondary data obtained from project progress reports and PT financial data. LUM. Analysis is carried out to identify cost variance (CV) and schedule variance (SV) as well as cost performance index (CPI) and schedule performance index (Schedule Performance Index - SPI). The research results show that the ITC Pole Fiber Optic project experienced several deviations from the planned budget and schedule, with CV and SV showing negative values ??at several project stages, indicating cost overruns and delays. The CPI and SPI values ??obtained also provide an overview of the efficiency and effectiveness of project implementation. Based on these findings, several improvement steps are recommended to optimize time and cost control to improve project performance in the future. This research makes an important contribution in providing insight into the application of EVM in fiber optic installation projects and can be used as a reference in managing similar projects in the future.

. ChatGPT is one of the growing innovations in artificial intelligence (AI) technology in the field of education, aiming to assist humans in finding information and completing work efficiently. However, students' lack of understanding of the positive uses and benefits of ChatGPT as a self-learning medium results in low adoption rates and underutilized learning potential. Therefore, this study aims to understand the level of acceptance and the impact that influences students in adopting ChatGPT technology so that it can provide direction and recommendations for schools to increase their self-learning awareness through the utilization of AI. The study used a quantitative approach and interviews with public high school students with the construction of the UTAUT 2 model as a framework. The population of public high school students was 3,405, probability sampling was used as the sampling method then the data was processed using SEM analysis using SmartPLS 3.2.9 software.

This research using the PTK (Classroom Action Research) method which aims to be able to find efforts to increase student activities through project-based learning models, to improve cognitive abilities and student learning interests. Learners are educational subjects considered active in shaping their chemistry learning achievement. The subjects this study is students of class XI IPA 2 SMA Dian Harapan Holland Village Manado. The focus of this research is the cognitive ability and learning interest of students. The results showed that the cognitive ability and interest in learning class XI IPA 2 SMA Dian Harapan Holland Village Manado there is an increase marked by an increase in the average score from cycle I to cycle III. There was also an increase in the activity of students. Therefore, the implementation of the Project Based Learning Model (PjBL) can provide a good and positive response for students.

Investment is the act of placing funds in the hope of getting additional money or profits. Basically, investing involves placing a certain amount of funds today in the hope of making a profit in the future. From this understanding, it can be concluded that stock investment is the allocation of current sources of funds with the hope of gaining profits in the future through purchasing securities in the form of shares. The aim is to obtain additional or certain profits from the funds invested in trading shares on the stock exchange.
 

A blood donor is someone who wants to donate their own blood to people in need without any element of coercion from anyone. Predicting the number of blood donors is very important and necessary to find out the number of blood donors in Langkat Regency in 2023-2024, and the prediction results can help PMI Langkat Regency in increasing the number of blood donors. The method applied in this prediction system is Linear Regression, where this analysis determines whether or not each variable is in accordance with the prediction results being tested and estimates that the value of the variable will increase or decrease each month. The prediction system is carried out using the RapidMiner application because this application is very appropriate for producing information output in the form of prediction results for the coming year. The prediction results obtained by testing using the Linear Regression method show increases and decreases every month. There are 11 months where there has been an increase and decrease in the predicted results and are in accordance with the data in 2023, then there is 1 month which has decreased in the predicted results and does not match the data in 2023. From the overall data results, it can be calculated the number of blood donors in Langkat Regency in 2023 and every month. Measuring the error level of prediction results using RMSE, the resulting accuracy level was 83.574%.

In today's digital era, advances in technology and science are growing very rapidly. Of course, advances in technology and science affect various things. One of them android-based gadgets is utilization to make it easier to find information or knowledge that can be easily accessed. This research aims to design and create an application for the introduction of endemic animals in Indonesia. Endemic animals are species that only exist in certain places and are not found in other places, such as islands, countries, or other geographic areas. Android is an operating system that has an open source nature that allows it to make it easier to recognize and access information about Endemic Animals in Indonesia. The research method for designing and making applications uses the Software Development Life Cycle (SDLC) method. The method begins with planning, analysis, design, implementation and testing. The final result of this research is an application for the introduction of endemic animals in Indonesia based on android. This application was successfully made with appropriate material and quiz features. Function testing on each feature is done with the black box method to ensure the material runs well to display images and material and the function on the quiz feature can function properly. Tests were also conducted with 3 android devices with different versions, namely versions 10, 12, and 13.

Dementia is a growing global health challenge due to the aging population and lifestyle changes. Early and accurate diagnosis is crucial but often difficult and costly. The Case-Based Reasoning (CBR) method in artificial intelligence offers a solution by mimicking human problem-solving based on past experiences. This study aims to develop and implement an efficient and reliable CBR-based dementia diagnosis system. The system is expected to analyze and compare patient symptoms and medical histories with documented cases to provide faster and more accurate diagnostic recommendations. The implementation of CBR in a web-based expert system using PHP and MySQL has proven effective, significantly contributing to the improvement of patient quality of life and healthcare system effectiveness.