A rollback plan is a contingency plan that describes how to revert the system to its previous state in case the change fails or causes problems. A rollback plan is important to minimize the impact of a failed change and ensure the system's availability and functionality12.
A deployment plan is a document that outlines the steps and procedures for implementing the change in the production environment. A deployment plan is important to ensure the change is executed smoothly, efficiently, and securely, and that the system meets the expected performance and quality standards34.