Hands-On Software Engineering with Python

Process methodologies

At some level, all development process methodologies are variations on the theme of managing development within the boundaries of some common realities:

• There are only so many useful working hours per person per day that can be devoted to a project
• There is a limit to the available resources, whether in terms of people, equipment, or money, available to a project
• There is a minimum acceptable quality standard for the project when it's complete

This is sometimes expressed as the Iron Triangle of project management:

The primary concern with respect to the Speed point is time—the most common focus is probably on a project ...