Critical Factors of Usability

Question 1

Interaction Design

Answer 1

Interactivity: designing responses to actions
-gestures, sound, haptic feedback, and typical interactions like hover states and error messages
-In good UX Design: interactions are well thought out and anticipate user actions and expectations

Question 2

Information Architecture

Answer 2

Use proper labeling and site organization
-Good UX follows Jakob’s Law

Question 3

Flow

Answer 3

Too many steps -> to user drop-off
Flows with too few steps -> increase customer service calls to undo actions
-Tesla’s Law (the side note)

Question 4

Performance

Answer 4

Load times: Doherty Threshold
-is an engineering problem, but UX can make the experience less frustrating
-Make it clear what the website is loading, simulate progress
-Offer tips about how to use website better
-Funny quote or image that creates positive feelings in user