Exam Q Orre Flashcards
Frame the interaction of a microwave oven.
Input: Cold food
Output: Hot food
Controls: door, buttons
Display: digital display, sound, light inside
Receptors: Eyes (vision), Ears (sound)
Effectors: hand/fingers
Somantic marker hypothesis?
Hyptohtesis that feelings in the body provoke emotion. Rapid heart rate = anxiety. Nausea = disgust. Important since during testing feelings can be provoked as a possible emotion. Located in the amygdala
Affective ventriloquism?
When one sense can effecte the others. If something feels good to touch, it could affect the visuals of the object in a positive way.
Difference between correlation and causality?
Correlation: If two results correalate and shows the same results.
Causation: If, and if so only, how these results are connected. A+B? A->B? A<-B? A->B+C?
Example: People arriving to a train station and then the train arrives. The train didnt cause the people to arrive ant he people didnt cause the train to arrive. Both depend on a timetable.
Why is interaction important? (Especiallt experience design?)
Very soon user wont be satisfied with products that just work, user will expect easy-to-use, good looks and joyful experiencies.
Explain FF, Action and FB.
FF, Feedforward, implicates what the user should do. Semantic och direct.
Action, The action of the user.
FB, Feedback, What happens after the action is done.
Inherent FB?
That FB should be strongly connected to the action. Example a light-swith that lights up when switched.
Explain (i) Direct methods, (ii) Indirect methods, (iii) methods without the user.
Direct methods:
Unstructured interviews: Clear goal, no guidelines, unfamiliar context
Semi-structured interview: With guidelines, open-ended questions
Focus-group: Semi-structured interview with moderator. 6-10 persons. Time-effective.
Questionnaire: Closed yes/no/multiple choice questions. Quantitative data for ex validization
Diary: Info from user under a longer period of time.
Indirect methods:
Observation: Observe how the user interact with the product.
Shadowing: Observe and ask questions about how the user interact with the product.
Methods without users:
IDEO-cards
Try-it-yourself
Error-analysis
What is Neuro-plasticity?
Lasting change to the brain during an individual’s lifespan.
Difference between Affordance, Preceptual information and Percieved affordance?
Affordance: What an object can do. Example a flip button is switched, a knob is turned. Physical properties.
Perceptual information: What the object tells us: labels, colors etc.
Percieved affordance: Affordance is connected to physical things, as in digital interfaces we can look for something to give it percieved affordance. Example a shadow next to a button to make it look “pushable”.
Explain frontal lobe.
Front of the brain: motor skills, planning, execution
Damage leads to: paralyzis
Explain temporal lobe:
Recognition of objects, faces, hearing
Damage leads to: hard to recognize objects, hearing problems
Maslow’s pyramid?
Physical needs,
Safety,
Love and belonging,
Esteem,
Self-actualization
What traits are specific for the left/right brain?
Left: logic, mathematics, language, witing, reading
Right: creativity, art, personality, music
Explain Why What How.
Why: Needs and demands of the user
What: What should be done, functionality of the system
How: How it should be done, what technologies etc.