软件维护工作包括多种类型，其中（ ）的目的是检测并更正软件产品中的潜在错误，防止它们成为实际错误。
- A.更正性维护
- B.适应性维护
- C.完善性维护
- D.预防性维护
正确答案及解析
正确答案
解析
本考题考查的知识点为软件维护基础知识，出自《系统集成项目管理工程师教程（第2版）》第3章信息系统集成专业技术知识，全书第136页。
软件维护有如下类型：
（1）更正性维护：更正交付后发现的错误；
（2）适应性维护：使软件产品能够在变化后或变化中的环境中继续使用；
（3）完善性维护：改进交付后产品的性能和可维护性；
（4）预防性维护：在软件产品中的潜在错误成为实际错误前，检测并更正它们。所以选D。
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