Design iteration & human error Flashcards
1
Q
What is iteration?
A
a repeated process of prototyping, testing and refining a product.
the user centered design cycle is iterative
2
Q
describe the process of iteration
A
- develop a prototype based on user need (from user research)
- test the prototype and see it meets the needs the best way
- take what you have learned from testing and create a new prototype from start.
3
Q
why is the itartive process valuable?
A
- learn lessons from every previous prototype that you can use in the final product.
- brings out user research
- gives stakeholders better visibility of progress at each iteration
- rapidly clears up misunderstanding
- development team gets certainty their efforts are bein focused on adding value for users
4
Q
what criteria are design decisions based on
A
design to avoid human error and goal driven design
5
Q
why are human errors caused?
A
- fatigue
- stress
- multitasking
- noise (infor overload)
- information not communicated correctly
6
Q
How can you avoid human error on interfaces
A
- simple, clear and transparent
- terminology
- feedback
- mapping
- repeat key messages
- place tasks in hierarchy and steps
- forgiving
