A methodology is generally a guideline system for solving a problem, with specific components such as phases, tasks, methods, techniques and tools.
Software development methodologies include:
In software engineering, Scrum is an iterative, incremental framework for project management often seen in agile software development.
Although the Scrum approach was originally suggested for managing product development projects, its use has focused on the management of software development projects, and it can be used to run software maintenance teams or as a general project/program management approach. Scrum is a process skeleton that contains sets of practices and predefined roles:
-the “ScrumMaster”, who maintains the processes (in lieu of a project manager)
-the “Product Owner”, who represents the stakeholders and the business
-the “Team”, a cross-functional group who do the actual analysis, design, implementation, testing, etc.