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The waterfall model is a breakdown of developmental activities into linear sequential phases, meaning that each phase is passed down onto each other, where each phase depends on the deliverables of the previous one and corresponds to a specialization of tasks. [1]
Agile software development is an umbrella term for approaches to developing software that reflect the values and principles agreed upon by The Agile Alliance, a group of 17 software practitioners, in 2001. [1] As documented in their Manifesto for Agile Software Development the practitioners value: [2] Individuals and interactions over processes ...
A phase-gate process (also referred to as a waterfall process) is a project management technique in which an initiative or project (e.g., new product development, software development, process improvement, business change) is divided into distinct stages or phases, separated by decision points (known as gates).
Proponents of the waterfall model argue that time spent in designing is a worthwhile investment, with the hope that less time and effort will be spent fixing a bug in the early stages of a software product's lifecycle than when that same bug is found and must be fixed later. That is, it is much easier to fix a requirements bug in the ...
Agile management is the application of the principles of Agile software development and Lean Management to various team and project management processes, particularly product development. Following the appearance of The Manifesto for Agile Software Development in 2001, organizations discovered the need for agile technique to spread into other ...
For example, the Waterfall development paradigm completes the project-wide work-products of each discipline in one step before moving on to the next discipline in a succeeding step. Business value is delivered all at once, and only at the very end of the project, whereas backtracking [ clarification needed ] is possible in an iterative approach.
Scrum Agile events, based on The 2020 Scrum Guide [1] Scrum is an agile team collaboration framework commonly used in software development and other industries. Scrum prescribes for teams to break work into goals to be completed within time-boxed iterations, called sprints. Each sprint is no longer than one month and commonly lasts two weeks.
The DSDM Agile Project Framework covers a wide range of activities across the whole project lifecycle and includes strong foundations and governance, which set it apart from some other Agile methods. [5] The DSDM Agile Project Framework is an iterative and incremental approach that embraces principles of Agile development, including continuous ...