Universitas Muhammadiyah Purworejo: OJS
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Strategi Pengelolaan Bandwidth Adaptif Pada Jaringan Komputer Berbasis Virtualisasi
Full text linkPengelolaan bandwidth yang efisien pada jaringan komputer berbasis virtualisasi menjadi tantangan yang signifikan, mengingat sifat dinamis dan fluktuatif dari beban trafik. Fluktuasi trafik yang tidak terprediksi dan keterbatasan infrastruktur fisik menjadi hambatan utama dalam mengoptimalkan penggunaan bandwidth. Penelitian ini bertujuan untuk menganalisis dan mengidentifikasi strategi pengelolaan bandwidth adaptif yang efektif pada jaringan berbasis virtualisasi, serta bagaimana solusi-solusi tersebut dapat meningkatkan kinerja jaringan. Jenis penelitian yang digunakan adalah penelitian kualitatif dengan pendekatan studi kasus. Pengumpulan data dilakukan melalui wawancara mendalam dengan pengelola jaringan dan observasi langsung terhadap implementasi pengelolaan bandwidth di beberapa organisasi yang menerapkan teknologi virtualisasi. Data yang diperoleh dianalisis menggunakan analisis tematik untuk mengidentifikasi tantangan, strategi yang diterapkan, dan solusi yang diambil untuk mengelola bandwidth adaptif. Hasil penelitian menunjukkan bahwa alokasi bandwidth dinamis berbasis pemantauan trafik real-time, penggunaan algoritma prediksi, pengaturan QoS berbasis aplikasi, dan otomatisasi pengelolaan bandwidth merupakan strategi utama yang diterapkan untuk mengatasi fluktuasi trafik dan mengoptimalkan penggunaan sumber daya jaringan. Penerapan strategi-strategi tersebut terbukti efektif dalam meningkatkan efisiensi pengelolaan bandwidth serta mengurangi kemacetan pada jaringan virtualisasi. Kesimpulannya, pengelolaan bandwidth adaptif yang berbasis data real-time dan otomatisasi dapat meningkatkan kualitas layanan pada jaringan komputer berbasis virtualisasi. Penelitian selanjutnya disarankan untuk mengeksplorasi penerapan machine learning dalam memprediksi kebutuhan bandwidth dan mengembangkan algoritma canggih untuk pengelolaan sumber daya jaringan
Pembaharuan Data Kependudukan Permanen dan Non-Permanen di Kabupaten Purworejo dengan Metode Crowdsourcing
Full text linkThe primary issue in updating population data in Purworejo Regency lies in the lack of inter-agency integration, limited community participation, and the absence of a system capable of real-time data updates. To address these challenges, this study aims to develop a participatory and integrated model for updating permanent and non-permanent population data using a crowdsourcing approach. A mixed-method design was employed, combining quantitative surveys of citizens and village officials with qualitative data gathered through in-depth interviews and focus group discussions (FGDs) involving key stakeholders such as the Civil Registry Office (Disdukcapil), Statistics Bureau (BPS), Communication and Informatics Agency, the Education and Health Offices, and local governments. The results indicate that the proposed model—based on a middleware system and digital portal—facilitates automated data exchange via APIs, enables citizen-led reporting, and ensures data security and validation through centralized verification. The model was deemed feasible and applicable based on stakeholder validation and is expected to enhance the accuracy, efficiency, and inclusiveness of population data management, supporting the development of a Smart Society in Purworejo Regency
Qualitative Analysis of Physics Learning Problems in High School Based on Students' Intrinsic and Extrinsic Factors
Full text linkThis study aims to analyze the problems in Physics learning at SMAN 1 Punggur. This study is a qualitative research with a grounded theory design focusing on intrinsic and extrinsic factors that influence student understanding. The informants of the study were students and physics teachers at SMAN 1 Punggur. Intrinsic factors include motivation and interest in learning, students' initial abilities, conceptual difficulties, students' practical skills, understanding of abstract concepts, problem-solving skills, collaboration and communication skills. While extrinsic factors include teacher learning strategies, limited facilities and infrastructure, and use of technology in learning. Data collection techniques used in this study were student questionnaires and in-depth interviews with students and teachers. The results of the analysis showed that the problems of physics learning at SMAN 1 Punggur lie in intrinsic factors, namely low motivation and interest in learning, conceptual difficulties, and problem-solving skills
Enhancing Learning Outcomes Through the Development of Project-Based Student Worksheet for Class XI MIPA Students in Science Subjects
Full text linkThis research was motivated by some students who said that physics is not fun. Students expect physics learning to be equipped with a practicum directly according to the material to be studied. To create a good interaction, creativity between students is necessary. One of them is by developing teaching materials in the form of PjBL-based LKPD for class XI MIPA students. The PjBL-based learning model actively engages students to develop their own knowledge and includes group work to create projects as an application of principles and concepts that have been acquired. This study aims to develop valid and practical PjBL-based Student Worksheets for grade XI MIPA students. The research used by researchers is Research and Development (R&D). This research procedure is an ADDIE model which consists of 5 stages, namely analysis, design, development, implementation, and evaluation, at the evaluation stage is not carried out due to time constraints. The research instruments used are validity and practicality questionnaires. Furthermore, the results obtained are analyzed to see the validity and practicality of LKPD. From the results of the study, it was found that the PjBL-based LKPD developed was categorized as very valid with a percentage of 87.13 percent and very practical with a percentage of 94.40 percent. The validity and practicality of the LKPD is illustrated from the results of validation by experts, there are four aspects of assessment, namely aspects of content feasibility, language, presentation, and media
Profiles of Problem-Solving Strategies in Kinematics: A Comparison Between High, Average, and Low Achieving Undergraduates
Full text linkProblem solving is an essential competency in physics learning, particularly in the topic of kinematics, which requires mastery of concepts, analytical skills, and effective thinking strategies. Understanding the profiles of students’ problem-solving strategies across different achievement levels can provide detailed insights into the variety of strategies employed and the areas that require instructional intervention. This study aims to describe and compare the problem-solving strategies of Physics Education undergraduate students with high, medium, and low achievement in solving kinematics problems. A qualitative method was employed, involving six participants representing the three achievement categories. The primary data were collected through the think-aloud technique, supported by observations, retrospective interviews, and answer sheet analysis. The comparison of profiles revealed differences in strategic tendencies and completeness of problem-solving stages among the three student groups. These findings offer strategic insights for developing adaptive teaching methods to enhance problem-solving skills across various levels of academic achievement
Pengembangan Aplikasi Akademik Helpdesk Sebagai Dukungan Untuk Layanan Akademik Di Perguruan Tinggi Menggunakan Metode Agile
Full text linkOptimally functioning academic services play a crucial role in supporting the operational success of a higher education institution. However, many universities still face various challenges in managing these services, such as the lack of prompt response to student complaints, suboptimal academic data management, and delays in providing solutions. To address these challenges, this study designs and develops an Academic Helpdesk application using the Agile approach. Agile was chosen because it offers flexibility, adaptability to changes, and accelerates the software development process. This application focuses on supporting academic services, including complaint handling, monitoring the status of submissions, and providing faster and more systematic solutions. Based on testing results, the application has proven to enhance service efficiency by reducing complaint handling time by up to 40% compared to traditional methods. Furthermore, surveys indicate an increase in user satisfaction among both students and academic staff, reaching 85%. These findings demonstrate that implementing the Agile method in the development of the Academic Helpdesk is an innovative and adaptive approach to improving academic services in higher education environments
The Effectiveness of Technology-Based PhET Simulation-Assisted PBL Models to Minimize Misconceptions of Force and Motion Material
Full text linkThis study aims to determine the effectiveness of the Problem-Based Learning (PBL) model assisted by PhET simulation in minimizing misconceptions and improving students' conceptual understanding of force and motion material. The study used a quantitative approach with a pre-experimental design in the form of one group pre-test – post-test. The subjects of the study were grade VII students of SMP Negeri 2 Gebog. The instruments used were diagnostic tests based on the Certainty of Response Index (CRI) to identify misconceptions and pre-test and post-test tests to measure conceptual understanding quantitatively. The results showed that there was a decrease in misconceptions by 9 percent after the implementation of learning, as well as an increase in conceptual understanding with an average N-Gain value of 0.422348 or 42.23 percent, which is included in the moderate category. The Moving Man PhET simulation allows students to explore the relationship between motion variables visually and interactively, thereby helping to improve understanding of abstract concepts such as position, velocity, and acceleration. PBL which begins with the use of contextual phenomena successfully builds students' cognitive involvement and encourages critical thinking processes. Based on these results, the PBL model assisted by PhET simulation is considered quite effective as an alternative technology-based learning to overcome misconceptions and strengthen conceptual understanding of motion and force material
Digital Comic Design as a Visualization Concept of Fluid Materials in The Traditional Tofu Production Process
Full text linkThe development of digital technology has driven transformation in the world of education, including in the development of learning media. One form of innovation that is developing is the use of creative learning media such as digital comics based on local wisdom. Digital comics that raise the process of making tofu as a representation of local potential are considered suitable for learning fluid materials because they are able to relate physics concepts to real phenomena around students. This media not only brings students closer to the real environment around, but also strengthens their understanding of the potential of their area. This research uses the Research and Development (R&D) research method, this research model is the development of ADDIE which consists of 5 stages of analysis, development, implementation, and evaluation. This research is limited to the development of digital comics without implementation due to research limitations. The validity test that has been carried out on digital comics that has been developed resulted in assessments from material experts with an Aiken V value of 0.88, media experts of 0.88, and educators of 0.90 including valid categories. Thus, digital comic learning media based on local wisdom is valid and suitable for use in learning
Prototipe Tempat Parkir Menggunakan ESP-32 Terintegrasi RFID dan Sensor Infrared Untuk Monitoring Slot Parkir
Full text linkKeamanan dan efisiensi parkir masih menjadi masalah di area parkir yang ada, terutama di lingkungan sekolah. Masalah utama yang diidentifikasi meliputi kurangnya jaminan keamanan, jalur masuk dan keluar yang sama, serta ketidakmampuan untuk mengetahui ketersediaan tempat parkir secara real-time. Penelitian ini bertujuan untuk mengembangkan sebuah prototipe sistem parkir berbasis mikrokontroler yang dapat mendeteksi ketersediaan tempat parkir dan memberikan informasi secara langsung kepada pengendara. Sistem ini juga menggunakan teknologi RFID untuk identifikasi pengguna dan pengaturan portal parkir. Metode yang digunakan melibatkan penggunaan NodeMCU ESP32, sensor infrared FC-51, dan aplikasi Blynk untuk monitoring real-time. Hasil pengujian menunjukkan bahwa sistem dapat mendeteksi ketersediaan tempat parkir dengan baik dan mengirimkan data secara efektif dengan waktu respons rata-rata sekitar 7 detik. Penggunaan sensor infrared terbukti efektif dalam mendeteksi objek besar, meskipun sensor tidak dapat mendeteksi objek kecil seperti batu. Integrasi aplikasi Blynk memungkinkan pengguna untuk memantau status parkir dengan mudah. Diharapkan, prototipe ini dapat diterapkan untuk meningkatkan efisiensi dan kenyamanan dalam pengelolaan parkir. Saran untuk penelitian selanjutnya termasuk penambahan RFID pada pintu keluar untuk pencatatan yang lebih akurat dan peningkatan aplikasi dengan fitur notifikasi untuk pengguna
Improving Physics Concepts and Students’ Learning Interests Through Interactive Learning Media
Full text linkThis study aims to determine the effectiveness of interactive multimedia-assisted learning media in improving concept understanding and students’ learning interests and determine students’ responses to interactive multimedia learning media. The research method using Pre-test Post-test Control Group Design. The data collection techniques used were observation, tests, and questionnaires. The subjects of this study were students of class X SMA Negeri 1 Petanahan with a limited trial of 10 students, an experimental class of 36 students, and a control of 36 students. The data obtained were analyzed using the n-gain formula with n-gain criteria. The result of this study indicate the effectiveness of interactive multimedia learning media on concept understanding and learning interest seen from the results of pretest posttest concept understanding and pre post learning interest. The result of data analysis showed that the understanding of concept and interest in learning in the experimental class both overall and in each indicator experienced a better increase than in the control class. The result of the n-gain value of increasing concept understanding is 0.69 with a moderate category and the result of the n-gain value of increasing interest in learning is 0.69 with a moderate category. Thus it can be concluded that the interactive multimedia learning media developed can effectively improve learning interest