________ ，代替它的是由美国政府指定的三家私营企业。至此， Internet 由商业机构正式接管，标志了 Internet 的商业化彻底完成。 -题库考试答案搜索网

________ ，代替它的是由美国政府指定的三家私营企业。至此， Internet 由商业机构正式接管，标志了 Internet 的商业化彻底完成。

单选题

2021-09-01 17:33

A、1991年2月22日，APRnet正式宣布停止运作
B、1992年9月12日，PSInet正式宣布停止运作
C、1994年11月16日，CERFnet正式宣布停止运作
D、1995年4月30日，NSFnet正式宣布停止运作

查看答案

正确答案

D

试题解析

标签：青书学堂许昌学院电子政务(专升本)

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