Requirements & Envisioment

Question 1

why is it important both discovering and captureing requirements?

Answer 1

TO avoid miscommunication between various involved stakeholders throughout the UCD process

Question 2

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what is the difference between functional and non-functional requirements?

Answer 2

• functional= what the product should do
• Non-functional= characteristics of the product

Question 3

List and give key point of the Six commonly considered types of requirements

Answer 3

1. Functional: what the product should do
2. Data: what to store and how?
3. Enviroment: a) Pyhisical(noisy, heat), Social(data sharing, privacy), Organizational(infrastructure, infrastructure), Technical(compatible with which tecnologies)
4. Users: Characteristis(cultural and educational background, attitude to computers) and System use(novice, expert)
5. Usability goals
6. User experience goals

Question 4

List possible sources for Data gathering for Requiremens

Answer 4

Interviews, Observations, Questionnaires, Studying documentation, Market research (similar products)

Question 5

briefly explain the 3 tools to bringing requirements to life
* Personas
* Scenarios
* Use cases

Answer 5

• Personas: Rich description of typical users
• Scenarios: Informal narrative story, personal and not generalizable
• Use cases: capture details about an existing or imagined interaction between users and product

Question 6

Sketiching
* why?
* attributes
* refinement rules

Answer 6

• why?: Elaborate solution opportunities, reduce to the ones worth pursuing, repeat
• attributes: Quick to make, timely make when needed, Disposable, Plentiful (makes sense in context to each other), clear vocabulary, not more than required to capture the concept, consistency with design state.
• refinement rules: solid idea => sketch looks more defined
  hazy idea => rougher and less defined

Question 7

give a recomended brainstorming set up as a team

Answer 7

1. prepare a shared medium or table with post-its
2. let people think in their own and write down(or sketch) their ideas, one per post-it
3. Once no more ideas are coming up, let everyone explain their ideas one-by-one
4. this might inspire new ideas or variations -> repeat
5. In the end, group all ideas and label the groups
6. vote on favourite ideas