What is the purpose of usability evaluation? When would you like to consider using usability? What are the key techniques to conduct usability evaluation? Key Study Notes for the Course: What is the purpose of usability evaluation? The purpose behinds usability evaluation is to ensure the design is fit for purpose . You might want to use usability when you were accessing the usability of an existing website, refining the design or embarking a new design. Key Techniques of Usability Evaluation: Usability walkthrough It is an informal way to doing usability evaluation. It often involves a rough mock up. Usability testing Usability testing is often done in a controlled environment and using real users of the website. It is one on one session. The idea is to reveal usability issues early and help recommend fixes to the design. Five phases of a usability testing: Introduction and formalities Pre-test session: give some questionnaires to fill out Crux of ...