What type of testing is particularly emphasized in the "Transition" phase?

User acceptance testing (UAT) is particularly emphasized in the "Transition" phase for several reasons. This phase focuses on ensuring that the system is ready for end-users and that it meets their needs and business requirements. UAT is essential because it allows actual users to validate the system's functionality and usability in a real-world scenario before the system goes live.

This type of testing helps in identifying any issues that may not have been uncovered during earlier testing phases, such as functional testing or integration testing, which mainly focus on ensuring that individual components work correctly and that they integrate well with each other. UAT specifically targets the end-user perspective, ensuring that the system aligns with the expectations and workflows of those who will use it daily. This feedback is crucial for making final adjustments and ensuring a smooth transition to the new system.

The emphasis on UAT in the Transition phase underscores the importance of user involvement and satisfaction, which ultimately contributes to the overall success of the implementation.