程序功能说明中指出，由三个输入数据表示一个三角形的三条边长。根据黑盒法中的边缘值分析法设计测试用例，应选（）。A、a=3, b=4, c=5 B、a=1, b=2, c=4C、上述A.B项都应选上 D、a=1, b=2, c=3 - 查题网

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高等教育 / 软件工程

程序功能说明中指出，由三个输入数据表示一个三角形的三条边长。根据黑盒法中的边缘值分析法设计测试用例，应选（）。
A、a=3, b=4, c=5
B、a=1, b=2, c=4
C、上述A.B项都应选上
D、a=1, b=2, c=3

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