What term describes a person's perceptions and responses resulting from the use or anticipated use of a software product?

User experience refers to the overall feeling a person gets when using a software product, shaped by various factors such as usability, accessibility, and the interactions they have with the software. This term embodies all aspects of a user's interaction with the system, including their perceptions, emotions, and satisfaction. It encompasses the journey a user undergoes, from their initial exposure to the product through to their ongoing engagement, anticipating how features will meet their needs and expectations.

This concept is critical in software development, particularly in Agile environments, where understanding user experience helps teams create products that are not only functional but also enjoyable and intuitive to use. The goal is to design software that resonates with users, leading to positive perceptions and fostering loyalty.

In contrast, the other options refer to different concepts. The user interface pertains specifically to the visual design elements and controls users interact with, such as buttons and menus, while a user story is a tool used to capture requirements from the perspective of the end-user, focusing on their needs and the value provided by the software. White-box testing, on the other hand, is a testing technique that involves examining the internal workings of the application, which is unrelated to the users' perceptions or experiences.