Isn't it rather the case that non-agile is how you deal with a predefined problem? Agile (incremental and iterative development, as opposed to big design up fro

Isn't it rather the case that non-agile is how you deal with a predefined problem? Agile (incremental and iterative development, as opposed to big design up front, big bang delivery) is how you deal with a problem where the requirements are unknown or changing.