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关于计算系统与程序,下列说法正确的是()

发布日期:2020-12-11

关于计算系统与程序,下列说法正确的是()
A

只有用计算机语言编写出来的代码才是程序,其他都不能称其为程序

B

构造计算系统是不需要程序的,程序对构造计算系统没有什么帮助

C

任何系统都需要程序,只是这个程序是由人来执行还是由机器自动执行,可以由机器自动执行程序的系统被称为计算系统

D

程序是用户表达的随使用者目的不同而千变万化的复杂动作,不是使用者实现的而是需要计算系统事先完成的

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