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WorksheetsHCI-Usable things Psychology
Total questions: 19
Worksheet time: 10mins
When simple things need pictures, labels, or instructions, the design has .....
succeeded
failed
completed
the range of possible (physical) actions by a user on an artefact are
Affordances
Efforts
Real affordances
..... are the actions a user thinks to be possible
Real Affordances
Hidden Affordances
Perceived Affordances
Perceived affordances may be correct or incorrect
True
False
What are signifiers?
signs indicating what you can do
to make sure the affordances are clear
pictures, labels, instructions
functions the product provides
Good affordances
Bad affordances
"when you see a button, you want to push it."
Strong affordances
Weak affordances
Singifiers
None of above
When perceived affordances are taken advantage of, the user knows what to do just by (a)
Badly designed doors are sometimes called
Bad doors
Bad dogs
Norman doors
Screen affords touching.
Mouse affords pointing.
What type of affordances are they?
built-in physical affordances
GUI affordances
bad affordances
(a) are the relationships between controls and their effects on a system
Move a control up to move an object up.
physical analogy
No mapping
cultural standards
Natural mapping
Feedback must be
short
long
immediate
....rely upon our knowledge of the situation and of the world.
Physical constraints
Logical constraints
Semantic constraints
•Red is a rear light, yellow a front light.
What type of constraint is this?
Cultural
Logical
Physical
Conventions are cultural constraints
True
False
In China, Red color is a symbol of?
danger
life
death
happiness
Causality is the relation between two events, ....
Good and bad events
Death and life
cause and effect
When an action has no apparent result, you may conclude it was ineffective.
False
True
Not a causality
