UML2.0 In a Nutshell

1.
不同分工的focus不同, How to resolve this in UML world( 参考UML2.0 In A NutShell Section 3.5):
Different parties think of a project according to their different needs. Programmers think in terms of language and tactical design. Architects think in terms of dependencies, risk, technology, building, testing, and OO principles. Project managers think in terms of risk, tracking, resources, need, ownership, required skills, and delivery. Although all issues are important, and good packaging recognizes its responsibility to all needs, architects tend to identify top-level packaging with an eye on the control functions of project management.