Criteria of effective user interfaces

Now we know all components of interaction. And it is time to define, what makes the interaction with user interfaces effective.

Effective UIs allow the user to interact fast and with less errors. This is possible if the UI satisfies the following criteria:



Cognitive load minimization

Actions minimization

Errors protection

Avoiding hidden logic


Ease of study and findability


These criteria are controversal, so the principal task of UX design process is to find the optimal balance between them.


Next: User experience lifecycle

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