1.1.4 Plowman's model
Plowman's model is another comprehensive systems engineering model applicable to complex development
Know what the customer wants and how the system must perform
  • Customer and user needs
  • external influences
  • Program requirements
  • Rules, orders, regulations, and standards
  • Technical requirements
 
Determine desired functionality to meet customer needs
  • Functional hierarchy
  • Functional system architecture
 
Study various options and determine a preferred solution
  • Ranked decision criteria
  • Parametric decision criteria
  • Trade studies
  • Physical system architecture
 
Verify the preferred solution
  • Verification matrix
  • Detailed specification
  • Test plans
  • Design reviews
 
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