UI/UX Design interview questions and answers

UX (user experience) is about how a product works and feels for the user. UI (user interface) is about the visual design — layout, typography, colours and components.

A wireframe is a low-fidelity layout that shows the structure and placement of content and features, without visual styling.

A design system is a collection of reusable components, styles and guidelines that keeps a product's design consistent and speeds up development.

Usability testing observes real users completing tasks with a product to identify problems and improve the design.

A persona is a fictional representation of a target user, based on research, that captures their goals, needs, behaviours and pain points.