以下关于软件开发过程中增量模型优点的叙述中，不正确的是（）。
- A.强调开发阶段性早期计划
- B.第一个可交付版本所需要的时间少和成本低
- C.开发由增量表示的小系统所承担的风险小
- D.系统管理成本低、效率高、配置简单
正确答案及解析
正确答案
解析
参见《网络规划设计师5天修炼》软件开发模型部分。增量模型的优势是容易理解，管理成本低；减少了用户需求变更；强调开发阶段性早期计划及需求调查和产品测试；交付第一个版本成本和时间比较少。缺点是配置复杂、初始变更没有规划好，会导致后面增量不稳定。
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