Copado Certified Practice Exam

What could prevent Rob from back-promoting a user story to Dev1?

1. The user story has not been created yet

2. The user story has already been back-promoted to Dev1

3. Dev1 is currently being updated

4. Rob lacks permissions for Dev1

The correct answer is: The user story has already been back-promoted to Dev1

The option stating that the user story has already been back-promoted to Dev1 is indeed a valid reason that could prevent Rob from taking that action. In a version control or development environment, once a user story has been back-promoted to a particular environment or developer, attempting to back-promote it again generally would not be allowed. The system is designed to maintain a clear and consistent state, preventing any redundancy that might arise from multiple back-promotions of the same user story to the same developer or environment. Regarding the other options, the existence of the user story or the status of Dev1 may not play a significant role in Rob's ability to back-promote, as permissions and the current state of the user story's promotions are critical factors. If the user story doesn't exist or if Dev1 is under maintenance, there may be different implications, but these scenarios do not directly block the action in the same way that a prior back-promotion would. Permissions also play a crucial role, but they might not affect the situation if the user story has already been back-promoted.