2. 计算机
  3. Object-oriented analysis (OOA) is a semiformal specification technique for the object-oriented paradigm. Object-oriented analysi

Object-oriented analysis (OOA) is a semiformal specification technique for the object-oriented paradigm. Object-oriented analysi

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问题 Object-oriented analysis (OOA) is a semiformal specification technique for the object-oriented paradigm. Object-oriented analysis consists of three steps. The first step is(71) . It determines how the various results are computed by the product and presents this information in the form of a(72) and associated scenarios. The second is(73) , which determines the classes and their attributes, then determines the interrelationships and interaction among the classes. The last step is(74) , which determines the actions performed by or to each class or subclass and presents this information in the form of (75) .
选项 A、state diagram
B、collaboration diagram
C、sequence diagram
D、activity diagram
答案A
解析 面向对象的分析(OOA)是一种面向对象范型的半形式化描述技术。面向对象的分析包括3个步骤：第1步是用例建模(use-case modeling)，它决定了如何由产品得到各项计算结果，并以用例图(use-case diagram)和相关场景的方式展现出来；第2步是类建模(class modeling)，它决定了类及其属性，然后确定类之间的关系和交互；第3步是动态建模(dynamic modeling)，它决定了类或每个子类的行为，并以状态图(state diagram)的形式进行表示。
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