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Aplikasi Steganografi Menggunakan Least Significant Bit (LSB) dengan Enkripsi Caesar Chipper dan Rivest Code 4 (RC4) Menggunakan Bahasa Pemrograman JAVA Wiranata, Ade Davy; Aldisa, Rima Tamara
Jurnal JTIK (Jurnal Teknologi Informasi dan Komunikasi) Vol 5, No 3 (2021): JTIK
Publisher : KITA Institut

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35870/jtik.v5i3.219

Abstract

The research objective is to hide messages through images using the LSB (Least Significant Bit) method and Caesar Chipper and Rivest Code 4 encryption. The LSB (Least Significant Bit) method is used as a message hiding technique in steganography where hiding hidden messages is done by changing a few bits in the segment. image with a secret message. The results of this study resulted in an implementation using the Least Significant Bit (LSB) to be applied to institutions with an interest in maintaining the confidentiality of encrypted image output, changing the image file size and sound (audio) file size.Keywords:Steganography, Least Significant Bit (LSB), Caesar Chiper and RC4.
Sistem Informasi Administrasi Kemahasiswaan dan Alumni (Smart Adma) dengan Metode Extreme Programming (XP) Wahyuddin, Mohammad Iwan; Aldisa, Rima Tamara; Fauziah, Fauziah; Sholihati, Ira Diana
Jurnal JTIK (Jurnal Teknologi Informasi dan Komunikasi) Vol 5, No 4 (2021): JTIK
Publisher : KITA Institut

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35870/jtik.v5i4.256

Abstract

The purpose of this research is to develop a website-based system to facilitate the academic administration of student affairs at the Faculty of Information Communication Technology, Universitas Nasional in providing various student information ranging from information on association activities, scholarships, competitions, achievements achieved by FTKI (SI-TI) students. and helping FTKI students and graduates to find updated information about job vacancies related to information technology. This study will develop an administrative information system for student affairs with the Extreme Programming method, an Agile Development Method. will include FTKI students and graduates as users. The results of research from the Student and Alumni Administration Information System (Smart Adma) can provide time efficiency in administrative management, make it easier for students to get information from association activities, proposals, requests for funds to submission forms and internship assessments, as well as alternative media during the Covid 19 Pandemic.Keywords:Information Systems, Smart AdMa, Extreme Programming Method (XP).
Perancangan Game Edukasi Pembelajaran Ilmu Tajwid dengan Mengimplementasikan Algoritma Fisher-Yates dan Flood Fill Putra, Ricky Syah; Andryana, Septi; Aldisa, Rima Tamara
Jurnal JTIK (Jurnal Teknologi Informasi dan Komunikasi) Vol 6, No 2 (2022): April-June
Publisher : KITA Institut

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35870/jtik.v6i2.424

Abstract

In this day and age, children cannot be separated from their cellphones. The role of parents in the use of mobile phones for children is very important. By making learning media using smartphones that can add knowledge, especially in Islam, it is hoped that it can help the millennial generation in learning Islam. Mobile-based educational applications are expected to increase children's motivation or enthusiasm for learning at an early age to elementary school children so that they can recognize good and correct basic tajwid knowledge. The purpose of this author is to Design an educational Game of tajwid science for children aged 7-12 years to get to know the basics of recitation by using the drag and drop method with the placement of controls on random questions In this Game with the Fisher-Yates algorithm to randomize practice questions, this application displays 20 questions randomly, and applies the Flood Fill algorithm to color images or objects. This Game was made in order to increase broad knowledge and increase knowledge for children who do not understand the science of recitation in the Qur'an.
Sistem Penunjang Keputusan Pemilihan Model Stainless steel untuk Kitchen Set dengan Metode AHP Abdullah, Syamsun Nahar; Fitri, Iskandar; Aldisa, Rima Tamara
Jurnal JTIK (Jurnal Teknologi Informasi dan Komunikasi) Vol 6, No 2 (2022): April-June
Publisher : KITA Institut

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35870/jtik.v6i2.414

Abstract

The purpose of this study is to determine the selection of the best Stainless steel model for the Kitchen Set and can utilize the area in the kitchen room well, because the role of the kitchen set in a house is not just a room filled with spices and cooking utensils, but with a kitchen set that Ideally, the activities carried out will feel more comfortable. The method in this study uses the Analytical Hierachy Process (AHP) method where AHP is a structured technique used for organization and decision analysis and can assist in the representation of the most appropriate approach for quantifying the weights of each criterion. By using the AHP method, it produces a list of alternatives and determines the selection of models and also this system makes it easy to assess the criteria and quality of the best Stainless steel for use in Kitchen Sets.
Sistem Pakar Deteksi Dini Gejala Poliycystic Kidney Disease (PKD) Menggunakan Metode Forward Chaining Berbasis Android Aldisa, Rima Tamara
Jurnal JTIK (Jurnal Teknologi Informasi dan Komunikasi) Vol 6, No 3 (2022): July-September
Publisher : KITA Institut

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35870/jtik.v6i3.413

Abstract

The purpose of this study is to build an application with the forward chaining method used to diagnose Polycystic Kidney Disease based on Android. The research method consists of analysis and design, while the use case diagram is used as a model of the system to be built, Forward Chaining is implemented in the system to diagnose Polycystic Kidney Disease and the application is built based on Android. The conclusion from the results of this study is to show the application features that are made to run. An expert system application designed to be able to help Polycystic Kidney Disease based on the symptoms entered by the user using the Forward Chaining method.
Analisis Sentimen Mengenai Vaksin Sinovac di Media Sosial Twitter Menggunakan Metode Naïve bayes Classification Aldisa, Rima Tamara; Azizah, Azizah; Abdullah, Mohammad Aldinugroho
Jurnal JTIK (Jurnal Teknologi Informasi dan Komunikasi) Vol 6, No 3 (2022): July-September
Publisher : KITA Institut

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35870/jtik.v6i3.479

Abstract

The Sinovac vaccine is an example of a type of inactivated vaccine. The government bought Sinovac, Novavax, AstraZeneca, and Pfizer vaccines. This vaccine is used to treat the Covid-19 pandemic. This vaccine is used to treat the Covid-19 pandemic. The role of the Indonesian people in expressing and stating the pros and cons often involves public services that are easily accessible by many people, namely social media, one of which is Twitter. This can be used as material to analyze who produces data in support of decisions. The technique that can be used is sentiment analysis. The method used in this study is the Naïve bayes Classification. The purpose of this study was to determine the value of sentiment analysis on the Sinovac vaccine using the Naive Bayes Classification method on Twitter social media using Indonesian. The result of this research is the final probability value based on the condition 0.000002765 for positive and 0.000000359 for negative. A response with a positive comment has a greater probability of a response with a negative comment.
PROTOTIPE SISTEM MONITORING PENDETEKSI KEBAKARAN MENGGUNAKAN FITUR LOOPING Zikrullah, Alhadi Putra; Tamara, Rima; Fitri, Iskandar
JIPI (Jurnal Ilmiah Penelitian dan Pembelajaran Informatika) Vol 7, No 1 (2022)
Publisher : STKIP PGRI Tulungagung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29100/jipi.v7i1.2536

Abstract

Kebakaran merupakan peristiwa yang tidak dikehendaki oleh manusia.Hal ini mengarah kepada pentingnya menjaga suatu ruangan dari bahaya kebakaran yang berakibat fatal,yang mana kejadian ini dapat terjadi tidak mengenal tempat dan waktu, bisa terjadi dimana saja dan kapan saja.Kebakaran dapat mengakibatkan kerugian material atau kerugian korban jiwa.Untuk itu di perlukan alat yang bisa mendeteksi kebarakaran api,asap dan gas.Perancangan alat pendeteksi kebakaran ini adalah rancangan sistem yang terhubung melalui jaringan internet dan dapat memberikan informasi jika terjadi adanya indikasi kebakaran kepada pihak terkait melalui Monitoring yang diharapkan dapat mencegah terjadinya kebakaran dalam skala besar.Alat pendeteksi kebakaran ini menggunakan mikrokontroller yang sudah di lengkapi dengan beberapa sensor yaitu dengan Flame sensor,MQ-2 dan MQ-7.Jika Flame sensor terdeteksi adanya api dengan jarak 5cm dengan besarnya api 85’c maka alarm Buzzer akan berbunyi dan akan mengeluarkan air.NodeMCU akan mengirim perintah ke relay dan relay akan menyalahkan pompa.Jika MQ-2 dan MQ-7 mendeteksi adanya asap dengan kepadatan melebihi angka 770 PPM dan gas 658%,maka dihalaman Monitoring akan menampilkan angka yang sama dan akurat.Kesimpulan dari penelitian ini adalah dengan adanya sistem pendeteksi kebakaran,Prototype ini menggunakan beberapa sensor seperti Flame sensor,MQ-2,dan MQ-7 yang dapat menunjang alat kerja seacara sistematis dan user dapat dapat mengetahui seberapa bahaya ruangan tersebut dengan melihatnya ditampilan pada halaman monitoring.
Penerapan Metode Joint Application Design (JAD) dalam Pengembangan Sistem Informasi Penjualan Jaket Hoodie Berbasis Website Aldisa, Rima Tamara; Alfarisi, Sechan; Furqon, Muhammad
JURNAL MEDIA INFORMATIKA BUDIDARMA Vol 6, No 1 (2022): Januari 2022
Publisher : STMIK Budi Darma

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30865/mib.v6i1.3438

Abstract

An effective sales system in a company requires an innovation and novelty in building a system that can help companies reach all market segments and society. Because the company's business activities still apply offline sales methods, namely coming directly to the store, viewing products and paying in cash. To meet the needs of the company and its customers, this company requires a web-based or online system for sales and customer data storage purposes. The programming language used is the PHP language using the CodeIgniter framework and MySQL as the database. The results of the research and the results of the output of this system will produce a website-based information system for selling jackets or clothes that can be used by the company or jacket shop to meet the needs of selling Hoodie Jackets from every consumer quickly and accurately, and is expected to assist in perform category searches by size, product orders, and digital payments for products. 
Sistem Peringatan Dini Kebakaran Dengan Flame Sensor dan Arduino Uno R3 Aldisa, Rima Tamara; Karel, Fhizyel Nazareta; Aldinugroho, Mohammad
JURNAL MEDIA INFORMATIKA BUDIDARMA Vol 6, No 1 (2022): Januari 2022
Publisher : STMIK Budi Darma

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30865/mib.v6i1.3499

Abstract

An incident that is unpleasant to hear is that one fire or one in an office building is an omission of human error, caused by cigarette residue, due to LPG gas at home, or a short circuit of electric current that causes a fire and propagates. The level of losses and costs incurred by a fire incident is certainly very large. Fires that occur can be overcome, minimized, and the cost of losses that occur if we know the situation in advance and early on. For this purpose, an intelligent raft device is needed which makes a sound or full sound that there is a fire in the building. to us that there has been a fire in a room or in a public place early so that then designed a tool that can be easily reached and easy to use to prevent fires. Namely designing a fire warning system with a fire sensor and Arduino uno based on the Internet of Things by emitting a sound or sound like an alarm if it detects a fire or smoke near the device at a distance of 20cm to 250cm. This tool is very useful for laboratories because there are many personal computers inside. laboratory and the number of cables that occur in short circuits, the authors want to design and make this tool can be used in the laboratory The device to be built uses a flame sensor and uses a buzzer to make a sound.
Penerapan Online Analytical Processing (OLAP) dalam Pengelolaan Data Karyawan Aldisa, Rima Tamara
JURIKOM (Jurnal Riset Komputer) Vol 9, No 1 (2022): Februari 2022
Publisher : STMIK Budi Darma

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30865/jurikom.v9i1.3832

Abstract

At this time many companies manage employee data manually from the process of recording employee data, employee absences which can result in data errors. Because of several things, it is necessary to have a system that can record every incoming data as well as a method that can control it so as not to experience excess or deficiency. The method used is the Online Analytical Processing (OLAP) method. The Online Analytical Processing (OLAP) method is an approach method to provide answers to requests for dimensional analysis processes quickly, the result to be achieved is to be able to design applications that are expected to provide convenience for companies to carry out the process of recording employee data, employee attendance to presentation. reports quickly, precisely and accurately