Waterfall Methodology Waterfall methodology, also known as the linear sequential lifecycle model, is defined by its linear, structured approach to project management. It is made up of a series of steps that are completed in sequential order within the software development life cycle (SDLC). These steps are typically tracked through Gantt chart visualizations. The processes of the waterfall methodologies are Gathering requirements, Design, Implementation, Verification, and Maintenance. Some benefits of this methodology are: - Detailed product requirements and documentation enable new programmers to onboard quickly and easily. - Documentation provides a clear scope to the project, enabling project managers to communicate budgets, timelines, and key milestones to interested parties. Key challenges of the waterfall methodology - Clients can find it difficult to outline all of their requirements at the beginning of the project, leading to gaps in documentation. - Minimal customer co