1. Prototyping
Sriram Mohan

2. Outline
Why prototype?
Low-fidelity prototyping

3. Why Prototype? Visual Demonstrate sequences of events
Investigate alternatives

4. Recall Story Boards Describe sequences of actions Low-fidelity:
details missing
not to scale
"unprofessional"

5. High-Fidelity Prototypes
Advantages
Complete functionality
Fully interactive
Look and feel of final solution
Marketing and sales tool
Disadvantages
Expensive to develop
Time-consuming to create
Not effective for requirements gathering

6. Low-Fidelity Prototypes
Advantages
Lower development costs
Evaluate many alternatives
Useful for communication
Proof-of-concept
Disadvantages
Limited utility after requirements
Limited usefulness for usability tests
Navigational and flow limitations

7. How to Paper Prototype Base pages Stickies Static elements
One page per screen
Stickies
Content before/after actions
Different placement of interface elements
Users may change these