Lesson 2 waterfall Model
a linear and sequential approach where each phase of the development process must be completed before moving on to the next. It is one of the earliest models and is often used for projects with well-defined requirements.
WATERFALL MODEL
Gathering and documenting all the system requirements
REQUIREMENTS ANALYSIS
Creating system architecture and detailed design specifications
SYSTEM DESIGN
Writing the code and converting the design into a functional system.
IMPLEMENTATION
Assembling the system and conducting tests to find and fix bugs
INTEGRATION AND TESTING
Delivering the completed system to the user
DEPLOYMENT
Providing ongoing support, making updates, and fixing issues.
MAINTENANCE
are structured approaches used to plan, design, develop, test, and implement an information system. Different methodologies provide distinct processes, techniques, and models to guide the development lifecycle. The choice of methodology depends on the project's size, complexity, risk, and customer requirements.
SYSTEM DEVELOPMENT METHODOLOGIES