1. Introduction

Question 1

What is the challenge with problems and their solutions in HCI?

Answer 1

Often not seen as problems before there is a solution
If problems are identified, they are typically easy to understand by by non-experts
Once a solution is there, people will generally not remember that there was a problem
Good and in particular great solutions often appear obvious

Question 2

What is Moore’s Law about?

Answer 2

The exponential growth of Computation power and Memory
However, human abilities stay more or less the same
Therefore, HCI is the topic of the future

Question 3

Describe the Task-Artifact Cycle.

Answer 3

Humans have needs and preferences
Technologies are created to suit these needs
(Requirements and design ideas)
Humans use the technologies and needs and preferences change
(Adoption, appropriation, Use)
->Need for transport ->car ->change mobility behavior

Question 4

With what other areas is HCI connected?

Answer 4

Computer Science
Psychology
Sociology and Anthropology
Design and Industrial Design

Question 5

Explain Utility, Usability and Likeability.

Answer 5

Utility: a product can be used to reach a certain goal or to perform a certain task.
Usability: related to the question of quality and efficiency
Likeability: to like something doesn’t necessarily relate to utility and usability

Question 6

What are the five quality components for Usability according to Jakob Nielsen?

Answer 6

Learnability
Efficiency
Memorability
Errors
Satisfaction

Question 7

Describe User Experience.

Answer 7

You cannot NOT create a UX
Consider this early in the design process
Influencing Factors: Product design, Context of User, Users’s skills and Expectations