What phase in the SDLC would involve making modifications based on testing feedback?

The correct answer is the Final Testing phase. This phase is crucial in the Software Development Life Cycle (SDLC) as it is dedicated to evaluating the product after it has been developed to ensure that it meets the specified requirements and functions as intended. During this phase, extensive testing is conducted, and feedback is gathered from the testing team, stakeholders, or users.

Making modifications based on testing feedback is an essential part of this phase. Adjustments could include bug fixes, performance enhancements, or changes in functionality to align the software with user expectations and requirements. The goal is to identify any remaining issues and ensure that the system is ready for deployment.

In contrast, other phases such as Configuration focus primarily on setting up the environment and tools necessary for development, Development focuses on the actual coding and implementation of features, and Post-Implementation Review is concerned with evaluating the overall success of the project after it has been deployed and is in use. These phases do not typically include the direct modifications based on the immediate feedback received during the testing activities.