UX Interaction Design Principles

Question 1

What does 'affordance' mean in interaction design?

Accepted Answer

A property of an object that signals how it should be used

Answer

An affordance is a design quality that communicates how an interface element can be interacted with, such as a button that looks pressable.

Question 2

Which of Don Norman's design principles refers to user feedback from the system after an action?

Accepted Answer

Feedback

Answer

Feedback in Norman's model means the system provides clear, immediate signals to the user about the result of their actions.

Question 3

What does 'mapping' mean in the context of interaction design?

Accepted Answer

The relationship between controls and the effects they produce

Answer

Mapping refers to the logical relationship between interface controls and their outcomes; good mapping makes controls feel natural and intuitive.

Question 4

What is Fitts's Law used to predict in UX?

Accepted Answer

The time required to move to and click a target based on its size and distance

Answer

Fitts's Law states that the time to acquire a target is a function of the distance to and size of the target—larger, closer targets are faster to click.

Question 5

What is the purpose of a 'constraint' in interaction design?

Accepted Answer

To limit user actions and prevent errors by restricting invalid inputs

Answer

Constraints guide users toward correct actions by making incorrect actions difficult or impossible, reducing errors in the interface.

UX - Design Practice Test

UX - Design Practice Test

UX Interaction Design Principles