2. Enactment of User Interface Development Methods in Software Life Cycles
Iyad Khaddam, Hanaa Barakat, Jean Vanderdonckt
Université catholique de Louvain (UCL)
Louvain School of Management (LSM) Center in Management Information Systems (CEMIS) Place des Doyens, 1 – 1348 Louvain-la-Neuve (Belgium)

3. Agenda Introduction Goals Framework Support tool
Study case and validation
ROCHI'2016 (Iasi, 8-9 September 2016)

4. Software Development Life Cycles
Software plans and
requirements
Validation
Product design
Verification
Detailed
design
Code
Unit
test
Integration
Product
verification
Operations and
maintenance
Revalidation
Implementation
System test
System
feasibility
UI Design occupied 45% of the total amount of time devoted to each activity
50%
37%
Mean = 44%
The Waterfall model
ROCHI'2016 (Iasi, 8-9 September 2016)

5. Software Development Life Cycles
2. The V Cycle
Top-down
Bottom-up
ROCHI'2016 (Iasi, 8-9 September 2016)

6. Software Development Life Cycles
3. Curtis & Hefley’s layered model
ROCHI'2016 (Iasi, 8-9 September 2016)

7. Software Development Life Cycles
4. Collin’s circle model
ROCHI'2016 (Iasi, 8-9 September 2016)

8. Software Development Life Cycles
5. The Star model
ROCHI'2016 (Iasi, 8-9 September 2016)

9. Software Development Life Cycles
6. The Nabla () model
ROCHI'2016 (Iasi, 8-9 September 2016)

10. Software Development Life Cycles
The Spiral model
Cumulative cost
Determine objectives, alternatives, constraints
Progress through steps
Evaluate alternatives, identity, resolve risks
Risk analysis
Risk analysis
Risk analysis
Risk analy- sis
Review
Operational prototype
Prototype 1
Commitment
Prototype 2
Prototype 3
partition
Require- ments plan
Concept of operation
Simulations, models, benchmarks
Software requirements
Software product design
Detailed design
Develop- ment plan
Requirements validation
Design validation and verification
Code
Integration and test plan
Unit test
Integration and test
Acceptance test
Plan next phases
Implementation
Develop, verify next-level product
ROCHI'2016 (Iasi, 8-9 September 2016)

11. Software Development Life Cycles
8. The O model
ROCHI'2016 (Iasi, 8-9 September 2016)

12. Branche fonctionnelle
Software Development Life Cycles
Spécification organisationnelle des besoins
Branche technique
9. The Y model
Branche fonctionnelle
Branche centrale
14 novembre 2007
ROCHI'2016 (Iasi, 8-9 September 2016)

13. Software Development Life Cycles
10. The Usability Design Process
ROCHI'2016 (Iasi, 8-9 September 2016)

14. Software Development Life Cycles
11. DO-178B
ROCHI'2016 (Iasi, 8-9 September 2016)
RTCA DO-178B, Software consideration in Airborne Systems and Equipment Certification,1992.

15. Software Development Life Cycles
12. Interactive Critical System Design
ROCHI'2016 (Iasi, 8-9 September 2016)

16. Questions?
ROCHI'2016 (Iasi, 8-9 September 2016)