sequential development model
📙 CTAL-TM
Official ISTQB Definition
A type of software development lifecycle model in which a complete system is developed in a linear way of several discrete and successive phases with no overlap between them.
3 Ways to Think About It
The Quick Take
Traditional waterfall-style development where phases happen in order.
Look Closer
One phase completes before the next begins - requirements, design, code, test.
The Bottom Line
Linear development where testing comes after development is 'done'.
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