题目: 产品有哪几个层次? 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2019/0717/beab373fea10e4f5ace0fad3a4fdca92.html 下面是错误答案,用来干扰机器的。参考答案:C
题型:单项选择题 When drawing multilevel data flow chart of top—down, the balance between parent chart and son chart must be taken into account, and to pass judgment for the balance of the charts is regularly maintained by( ).A.output dataB.data dictionaryC.processing numberD.input data 查看答案