【软件工程习题答案】第八章 维护

第八章 单元测试

1单选(5分)
During the entire life cycle of a software product, which phase takes the longest time and the most cost? ______
在软件产品的整个生命周期中，哪个阶段花费最长的时间和最高的成本？B
A.Implementation
B.Maintenance
C.Design
D.Specification

2单选(5分)
To adapt the software to a new operating system is _________ maintenance.
使软件适应新的操作系统是_________维护。A
A.adaptive
B.perfective
C.none of the above
D.corrective

3单选(5分)
Which of the following statement about maintenance are not true? ____
关于维护的以下叙述中有哪些不正确？B
A.Maintenance programmers should have superb testing ability.
B.Maintenance programmers should have superb cheating ability.
C.Maintenance programmers should have superb communication ability.
D.Maintenance programmers should have superb diagnostic ability.

4单选(5分)
Which of the following statements about maintenance is incorrect? ________
以下关于维护的描述哪个是不对的？D
A.Most of the time, maintainers suffer from the mistakes made by developers.
B.Post-delivery maintenance is surely necessary.
C.Post-delivery maintenance is the most difficult of all aspects of software production.
D.The less competent programmers can be qualified for maintenance.