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问题 单项选择题

某开发商率先向市场推出了带有电梯的别墅，该开发商在项目市场定位战略上采取的是(　　)战略。

A．形象差异化

B．人员差别化

C．服务差别化

D．产品差别化

答案

参考答案：D

判断题

安全钳的动作试验结束后，电梯的导轨不会有任何损伤，所以不需要处理.（)
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单项选择题

The software architecture of a program or computing system is the structure or structures of the system, which comprise software （11）, the externally （12） properties of those components, and the relationships between them. The architecture is not the operational software. Rather, it is a （13） that enables a software engineer to: analyze the （14） of the design in meeting its stated requirements, consider architectural alternatives at a stage when making design changes is still relatively easy, and reduce the （15） associated with the construction of the software.

（14）处填（）。

A. changeability

B. effectiveness

C. testability

D. functionality
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