1. [单选题]软件需求管理是软件项目开发过程中控制和维持需求约定的活动，包括（ ）、版本控制、需求跟踪、需求状态跟踪等活动。
A. 需求发现
B. 需求变更控制
C. 需求排序
D. 需求评估
2. [单选题]黑脉金斑蝶的幼虫以乳草植物为食，这种植物所含的毒素使得黑脉金斑蝶对它的一些捕食动物有毒。副王峡蝶的外形和黑麦金斑蝶非常相似，但它的幼虫并不以乳草植物为食。因此可以得出结论，副王峡蝶之所以(the reason that)很少被捕食，是因为她和黑麦金斑蝶在外形上的相似。以下哪项如果为真，最能削弱上述论证?
A. 有些动物在捕食了以乳草植物为食的昆虫后并不中毒。
B. 仅仅单个蝴蝶对捕食者有毒并不能对它产生保护作用。
C. 有些黑脉金斑蝶的捕食动物也捕食副王峡蝶。
D. 副王峡蝶对大多数捕食动物都有毒。
3. [多选题]System analysis is traditionally done top-down using structured analysis based on（ ）. Object-oriented analysis focuses on creation of models. The three types of theanalysis model are（ ）. There are two substages of object-oriented analysis.（ ）focuses on real-world things whose semantics the application captures. The object constructedin the requirement analysis shows the（ ）of the real-world system and organizes it intoworkable pieces.（ ）addresses the computer aspects of the application that are visible tousers. The objects are those which can be expected to vary from time to time quite rapidly.
A. functional decomposition
B. object abstraction
C. data inheritance
D. information generalization
