少儿编程电子学会图形化scratch编程等级考试四级真题答案解析（选择题）2021-12

Enterprise 2022-01-15 08:27:00 views: null

一、选择题（共15题，每题2分，共30分）

1、下图两个积木的值分别是

A、false true

B、false false

C、true true

D、true false

答案：A

考点分析：考查积木综合使用，重点考查逻辑运算

逻辑与运算是两个条件同时为true才返回true，否则返回false

逻辑或运算是两个条件同时为false才返回false，否则返回true

第一组积木是先计算或再计算与，三个条件分别是 true true false，true或true得到true，true与false，最后返

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Origin blog.csdn.net/frank2102/article/details/122482046
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