Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 exam•Written by the Fiveable Content Team • Last updated September 2025
Definition
The waterfall development model is a linear and sequential software development approach where each phase of the project is completed before moving on to the next. It follows a structured and rigid process.
A set of flexible and iterative software development approaches that prioritize adaptability, collaboration, and quick response to changes in requirements.
An approach that combines software development (Dev) with IT operations (Ops) to improve collaboration between teams, automate processes, and deliver software more efficiently.
Software Development Life Cycle (SDLC): A framework that outlines the various stages involved in developing software, including planning, analysis, design, implementation, testing, deployment, and maintenance.