1. ISO 25010, Software Product Quality Model Welcome
Ian Alexander
Joint IET / INCOSE London Branch Event
16 September 2009, UCL
© Ian Alexander 2009

2. Requirements, Products, Tests
Business Requirements
Acceptance Tests
Software Specifications
Factory Gate Tests
Software Product
© Ian Alexander 2009

3. Requirements and Quality
Business Requirements
Software Product
Software Specifications
Acceptance Tests
Factory Gate Tests
stakeholders' unstated needs
actual effect on stakeholders
effect under realistic conditions
described needs
effect under factory conditions
described solution
implemented solution
© Ian Alexander 2009

4. What is Quality? "I know it when I see it" "They liked it"
Business Requirements
Software Product
Software Specifications
Acceptance Tests
Factory Gate Tests
"I know it when I see it"
"They liked it"
"Conformance to Requirement"
"It didn't Break"
"Fitness for Purpose"
© Ian Alexander 2009

5. Software Product Quality
Well, how would you define it?
Nigel Bevan
ISO 25010
Software Product
© Ian Alexander 2009