scholarly journals Comparative Study of Different SDLC Models

Author(s):  
Aparna Gupta

Abstract: The Software Development Life Cycle (SDLC) refers to a methodology with clearly defined processes for creating highquality software which are cost effective and reliable. This method of software developing process is quite systematic and structural. SDLC defines the framework that has different activities and tasks to be administered during the software development process. Software development process is quite complex, and to do it without any proper planning would be inefficient. So, we use these SDLC models to make the Software development process simple and systematic. There are various software development life cycle models that are used in the software development process, all having their own advantages and limitations. In this paper, we have included six of these SDLC models - Waterfall Model, Spiral Model, V Model, Agile Model, Iterative Model and Rapid Application Development (RAD) Model. These Software Development processes have their own Advantages and Disadvantages, and the main purpose of this paper is to explain these models and know the difference between them. Keywords: Software Development life cycle, Models, Risk Analysis, Framework, SRS.

2017 ◽  
Vol 10 (2) ◽  
pp. 467-473
Author(s):  
Preeti Gulia ◽  
Palak Palak

The development of high quality software is the need of current technology driven world. Component Based Software Engineering (CBSE) has provided a cost effective, fast and modular approach for developing complex software. CBSE is mainly based on the concept of reusability. Apart from these CBSE has several advantages as well as challenges which are summarized in this paper. Large and complex software development requires management of reusable components and can be selected from component repository and assembled to obtain a working application. Development of components and their assembly is different from traditional softwares which leads to the need of new development paradigms for Component Based Systems (CBS). Software development life cycle (SDLC) provides planned and systematic arrangement of activities to be carried out to deliver high quality products within time and budget. This paper presents a comparative study of component based software development life cycle models with their strengths and weaknesses.


Author(s):  
Ade Andri Hendriadi ◽  
Deden Wahidin

Abstrak Pengembangkan aplikasi m-learning (mobile learning) yang terintegrasi dengan sebuah LMS (Learning Management System) Moodle dan untuk kemudian diimplementasikan sebagai fasilitas pendukung perkuliahan. Tahapan penelitian menggunakan metode pengembangan perangkat lunak SDLC (Software Development Life Cycle) dengan model USDP (Unified Software Development Process). Aplikasi m-learning yang dikembangkan pada penelitian ini bersifat client yang penggunaanya lebih ditujukan untuk mahasiswa (student). Aplikasi yang dikembangkan berjalan pada platform android. Penulisan kode program menggunakan bahasa pemrograman Java menggunakan IDE Eclipse. Pengembangan aplikasi juga menggunakan beberapa Development tools diantaranya Android SDK (Software Development Kit) dan ADT (Android Development Tools) sebagai alat bantu berupa emulator android. Proses integrasi antara LMS Moodle dengan aplikasi m-learning menggunakan bahasa pemrograman PHP (HyperText Preprocessor). Dari hasil implementasi yang dilakukan aplikasi m-learning dinilai baik untuk digunakan sebagai fasilitas pendukung belajar dalam perkuliahan Keywords: Mobile learning, Moodle LMS, USDP


Author(s):  
Gagan Gurung ◽  
Rahul Shah ◽  
Dhiraj Prasad Jaiswal

Software Development is one of the most powerful, vital, and the need for an hour in today's generation. Every organization, industries, small firms, institutes, etc. require the software for the functionality of their system and reducing the manual work or the traditional work, which used to be insecure and had more errors. SDLC is all about the minimization of the risk and failure and maximization of the quality of the product. To make the development works in a step by step procedure and precisely SDLC came into existence. The SDLC defines the framework that includes different activities and tasks to be carried out during the software development process. There are many types of SDLC models, which have their advantages and disadvantages and will work as per their needs.


Ethical hackers are using different tools and techniques to encounter malicious cyber-attacks generated by bad hackers. During the software development process, development teams typically bypass or ignore the security parameters of the software. Whereas, with the advent of online web-based software, security is an essential part of the software development process for implementing secure software. Security features cannot be added as additional at the end of the software deployment process, but they need to be paid attention throughout the SDLC. In that view, this paper presents a new, Ethical Hacking -Software Development Life Cycle (EH-SDLC) introducing ethical hacking processes and phases to be followed during the SDLC. Adopting these techniques in SDLC ensures that consumers find the end-product safe, secure and stable. Having a team of penetration testers as part of the SDLC process will help you avoid incurring unnecessary costs that come up after the data breach. This research work aims to discuss different operating systems and tools in order to facilitate the secure execution of the penetration tests during SDLC. Thus, it helps to improve the confidentiality, integrity, and availability of the software products.


2022 ◽  
pp. 819-834
Author(s):  
Nayem Rahman

Software development projects have been blamed for being behind schedule, cost overruns, and the delivery of poor quality product. This paper presents a simulation model of a data warehouse to evaluate the feasibility of different software development controls and measures to better manage a software development lifecycle, and improve the performance of the launched software. This paper attempts to address the practical issue of code defects in each stage of data warehouse application development. The author has compared the defect removal rate of their previous project to the newly proposed enhanced project development life cycle that uses code inspection and code scorecard along with other phases of software development life cycle. Simulation results show that the code inspection and code score-carding have achieved a significant code defect reduction. This has also significantly improved the software development process and allowed for a flawless production execution. The author proposes this simulation model to a data warehouse application development process to enable developers to improve their current process.


Author(s):  
I Wayan Dedy Budiarta . ◽  
I Ketut Resika Arthana, S.T.,M.Kom. . ◽  
I Gede Mahendra Darmawiguna, S.Kom., M.S .

Untuk meningkatkan pengetahuan masyarakat tentang cerita rakyat Bali khususnya cerita Rare Angon, diperlukan adanya inovasi dalam cara penyajian cerita rakyat Bali agar menarik minat masyarakat. Salah satunya dengan bantuan media yang inovatif dan menyenangkan seperti game. Penelitian ini bertujuan: (1) untuk merancang dan mengimplementasikan Game Cerita Rakyat Bali Rare Angon Berbasis Android. (2) untuk mengetahui respon pengguna terhadap Game Cerita Rakyat Bali Rare Angon Berbasis Android. Metode penelitian yang digunakan adalah Software Development Life Cycle. Game Cerita Rakyat Bali Rare Angon Berbasis Android ini dikembangkan menggunakan model RAD. Subyek penelitian adalah masyarakat umum dengan menggunakan angket. Data yang dikumpulkan dianalisis secara deskriptif. Hasil penelitian ini adalah aplikasi yang diimplementasikan menggunakan bahasa pemrograman C# dengan editor Unity. Game yang dihasilkan sudah sesuai dengan alur cerita aslinya. Seluruh fitur yang terdapat pada Game Cerita Rakyat Bali Rare Angon Berbasis Android ini sudah berjalan dengan baik. Hasil uji ahli media memperoleh persentase sebesar 84% yang berarti usability aplikasi dalam rentangan baik. Hasil uji ahli isi mendapat hasil 100% yang berarti cerita dalam game sudah akurat dan sesuai dengan cerita aslinya.Respon pengguna terhadap Game Cerita Rakyat Bali Rare Angon Berbasis Android masuk dalam rentangan sangat baik.Kata Kunci : Game, Cerita Rakyat Bali, Rare Angon, Android To Improve public knowledge about Balinese folklore especially Rare Angon story, an innovation was needed in how to present Balinese folklore to attract the public interest. One of them is innovative and fun media such as games. This Research aimed to: (1) to design and to implement Android Based Game of Balinese Folktale Rare Angon. (2) To know the users response to Android Based Game of Balinese Folktale Rare Angon. The method used in this research was Software Development Life Cycle. Android Based Game of Balinese Folktale Rare Angon was developed using RAD Model. Subjects in this research were the public. The data that collected in this research was the data of public response to application development of Android Based Game of Balinese Folktale Rare Angon using a questionnaire. The data that has been collected were analyzed descriptively. The results of this research are the application that implemented using C# programming language with Unity Editor. This game is made perfectly fit to the origin story. All of features contained in Android Based Game of Balinese Folktale Rare Angon are functioning properly. Media Expert test results obtained a percentage of 84% which means usability of the application in a good range. Content Expert test results get 100% which means the story in the game is accurate and in accordance with the original story. User responses to Android Based Game of Balinese Folktale Rare Angon belong in a very good range.keyword : Game, Balinese Foktale, Rare Angon, Android


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