*Quiz1-key:*
1. Make interaction effective, efficient, and satisfying
2. A TV remote with too many buttons
3. How easily users achieve their goals
4. Digital ATM touch interface
5. To match designs with real user behaviors
6. Its affordance and signifiers are unclear
7. Cognitive overload and poor usability
8. User research
9. Lack of visibility and poor feedback for automation
10. Mental models and signifiers
*Quiz-2 Key:*
1. When users feel comfortable and can use the product without friction
2. Privacy concerns and awkward design
3. Identifying who the users are
4. Supporting communication and interaction in daily life
5. How users feel emotionally while using the product
6. They generate diverse ideas and perspectives
7. Designing products for diverse user needs and backgrounds
8. Making products usable by people with disabilities
9. Visibility
10. Visual cues that indicate how an element should be used