- A.自底向上
- B.自顶向下
- C.三明治
- D.一次性
正确答案及解析
正确答案
解析
从先测试A，再测试A、B、C、D可以看出集成测试时用到了自顶向下的方式。
而从先测试E、F，再测试B、E、F可以看出集成测试时用到了自底向上的方式，两者结合即为三明治方式。
这种策略的优点是自顶向下与自底向上两种方式优点的综合，因此较早地验证了主要的控制和判断点且较早地验证了底层模块；同时由于可以两端向中间发展，其效率较高，运用一定的技巧，减少了桩模块和驱动模块的开发。本题缺乏严谨性。
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