18. Usability Testing

Question 1

Cos’è la usability?

Answer 1

assesses how easy user interfaces
are to use.

Question 2

Quali sono in criteri di qualità per l’usability?

Answer 2

1. Learnability
2. Efficiency
3. Memorability
4. Errors
5. Satisfaction

Question 3

when a product it’s said to be useful?

Answer 3

Usability + utility

Question 4

Nielsen’s 10 Usability Heuristics

Answer 4

1. Visibility of System Status
2. Match between system and the real world
3. User control and freedom
4. Consistency and standard
5. Error Prevention
6. Recognition Rather than recall
7. Flexibility and efficiency of use
8. Aesthetic and minimal design
9. Recognize, diagnose and Recover from Error
10. Help and docs

Question 5

Quali sono gli elementi o i personaggi che fanno parte dell’usability testing?

Answer 5

1. Il facilitatore
2. I task
3. i partecipanti

Question 6

Describe the facilitator

Answer 6

The facilitator guides the participant through the test process.
The facilitator:
● gives instructions,
● answers the participant’s questions,
● and asks follow up questions.