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某程序段中有一判断条件P,当P为真时执行A模块,否则执行B模块。该程序片段是结构化程序设计三种基本结构中的____。

单选题
2021-09-01 16:14
A、连续结构
B、选择结构
C、循环结构
D、顺序结构
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正确答案
B

试题解析

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