Quiz 1 Human interface Flashcards
What are the two types of knowledge needed for user interface design?
Knowledge about users and their tasks, and knowledge of UI design from theory and practice.
What are the two components of UI design knowledge?
Design principles (abstract, high-level) and design rules (specific, with no interpretation needed).
Which psychological principle supports consistent UI?
Principle of consistency and exploiting prior knowledge.
What does the “cocktail party phenomenon” illustrate in UI design?
Users can focus on one task but may miss other important cues unless highlighted properly.
Name the five Gestalt principles relevant to UI layout.
Proximity, Similarity, Closure, Continuity, and Symmetry.
Why is recognition preferred over recall in UI design?
It’s easier for users to recognize something than to recall it from memory.
What does the Principle of Visibility state?
It should be obvious what a control is used for.
Define affordance in the context of UI design.
What can be done with an object; the kinds of interactions it offers.
What’s the difference between perceived and actual affordances?
Perceived affordances are visual cues; actual affordances are the true functionalities.
What does the Principle of Feedback state?
It should be obvious when a control has been used.
Give an example of a UI design rule.
Change the background of a button when hovered.
Name two key accessibility design guidelines.
Provide text alternatives for non-text elements; do not rely on color alone to convey info.
List four methods for drawing user attention in UI.
Size, color, blinking, and font choice.
