Stlc&Vmodel Ppt

The document describes the waterfall model, a sequential software development process where progress flows in one direction from conception to maintenance. It involves requirements gathering, analysis, design, coding, testing, and release/maintenance phases, where each phase must be completed before the next begins. While it provides structure, the waterfall model works best for projects with stable requirements and is not suitable for dynamic or changing requirements.

Iterative model. Spiral model RAD(Rapid application development) model. Iterative model. Spiral model RAD(Rapid application development) model. A Water Fall Model is easy to flow. It can be implemented for any size of project. Every stage has to be done separately at the right time so you cannot jump stages. Documentation is produced at every stage of a waterfall model allowing people to understand what has been done. Testing is done at every stage. This model was not the first model to discuss iterative development. As originally envisioned, the iterations were typically 6 months to 2 years long. Each phase starts with a design goal and ends with the client (who may be internal) reviewing the progress thus far. Analysis and engineering efforts are applied at each phase of the project, with an eye toward the end goal of the project.  This model was not the first model to discuss iterative development. As originally envisioned, the iterations were typically 6 months to 2 years long. Each phase starts with a design goal and ends with the client (who may be internal) reviewing the progress thus far. Analysis and engineering efforts are applied at each phase of the project, with an eye toward the end goal of the project.  This model was not the first model to discuss iterative development. As originally envisioned, the iterations were typically 6 months to 2 years long. Each phase starts with a design goal and ends with the client (who may be internal) reviewing the progress thus far. Analysis and engineering efforts are applied at each phase of the project, with an eye toward the end goal of the project.  This approach carries less risk than a traditional Waterfall approach but is still far more risky and less efficient than a more Agile approaches. In Iterative model, iterative process starts with a simple implementation of a small set of the software requirements and iteratively enhances the evolving versions until the complete system is implemented and ready to be deployed. Iterative model. Spiral model RAD(Rapid application development) model. The first formal description of the waterfall model is often cited as a 1970 article by Winston W. Royce Royce did not use the term "waterfall" in this article. Royce presented this model as an example of a flawed, non-working model.

This presentation is about the one of the system development life cycle i.e Spiral model including its phases, advantages, disadvantages and implementation

The document discusses prototype modeling. A prototype is a preliminary model or version of a final product that is created to test concepts or processes. There are several types of prototyping including throwaway, evolutionary, incremental, and extreme prototyping. The prototype modeling process involves requirements gathering, quick design, building the prototype, customer evaluation, review and updates. Prototypes allow users to provide feedback early in the development process and help reduce costs, time, and risks.

The document discusses the V-model, a sequential software development process where each phase must be completed before the next begins and testing occurs in parallel to development phases. It notes the V-model is simple, allows early defect detection, and works well for small projects with fixed requirements, but is rigid with no early prototypes and changes can require updating many documents. In conclusion, the V-model is best for small-medium projects when requirements are clear and resources are available, but high customer confidence is needed as there is risk with no prototypes.

The document discusses prototype modeling. It defines a prototype as a working model built to test design aspects or concepts. There are different types of prototyping models and processes. Benefits of prototyping include exposing misunderstandings, identifying missing functionality, and encouraging innovation. Potential disadvantages are insufficient analysis if the focus is only on the prototype, user confusion between prototypes and finished systems, and excessive development time.

What is User Acceptance Testing? Also known as UAT or UAT testing. it's basically, a process of verifying that a solution works for the user. And the key word here, is user. This is crucial, because they’re the people who will use the software on a daily basis. There are many aspects to consider with respect to software functionality. There’s unit testing, functional testing, integration testing, and system testing, amongst many others. What Is User Acceptance Testing? I’ll keep it simple; according to Techopedia, UAT (some people call it UAT testing as well) is: User acceptance testing (UAT) is the last phase of the software testing process. During UAT, actual software users test the software to make sure it can handle required tasks in real-world scenarios, according to specifications. UAT is one of the final and critical software project procedures that must occur before newly developed software is rolled out to the market. User acceptance testing (UAT), otherwise known as Beta, Application, or End-User Testing, is often considered the last phase in the web development process, the one before final installation of the software on the client site, or final distribution of it.

The Waterfall Model is a sequential software development process where progress flows in one direction from one phase to the next. It has six distinct phases: requirements analysis, design, implementation, testing, installation, and maintenance. While it allows for clear progress tracking, it does not allow for reflection or revision and can be inaccurate in estimating costs. The Waterfall Model works best for stable projects where requirements are clearly defined upfront but is not well-suited for complex, integrated projects with a high proportion of reuse.

Tugas ini di buat untuk memenuhi salah satu tugas mata kuliah pada Program Studi S1 Sistem Informasi. Oleh ; Nama : Tiara Ramadhani. NIM ; 11453201723 SIF VII E UIN SUSKA RIAU

The document compares the waterfall model and prototype model of software development. The waterfall model is a sequential process with distinct phases from conception to maintenance. It is simple but inflexible. The prototype model builds throwaway prototypes to understand requirements, allowing for user feedback and flexibility but potentially increasing complexity. Each model suits different types of projects based on requirements certainty, resources, and need for user interaction.

THIS SLIDE DESCRIBE ABOUT SOFTWARE DEVELOPMENT MODELS CREATE BY: PUTRI NADYA FAZRI. DEPARTEMENT OF INFORMATION SYSTEM. UIN SUSKA RIAU.

A prototype model is system development life cycle (SDLC) model used by companies in information system department.

In this section, we will describe the fundamental test process and activities. These start with test planning and continue through to test closure. For each part of the test process, we'll discuss the main tasks of each test activity. Putri Nadya Fazri. Program Studi S1 Sistem Informasi. Fakultas Sains dan Teknologi. Universitas Islam Negeri Sultan Syarif Kasim Riau.

Rapid Application Development (RAD) is an agile software development methodology that focuses on rapid prototyping through workshops and iterative testing with customers. It involves business modeling to identify information flows, data modeling to define necessary data objects, and process modeling to convert data objects into business processes. Automated tools are then used to generate code from the models. The RAD model aims to reduce development time through reusability, early customer feedback, and short iteration cycles enabled by powerful modeling and code generation tools. However, it relies on strong individual performances, is only suitable for modularized systems, and requires high modeling and development skills.

In this session you will learn: 1. Test Estimation Techniques 2. Work Breakdown Structure (WBS)    3. Three Point Estimation 4. Functional Point Method