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问题 单项选择题

根据《合同法》规定，承诺生效的时间为( )。

A．受要约人作出该承诺时
B．受要约人发出该承诺时
C．该承诺到达要约人时
D．该承诺的内容为要约人所了解时

答案

参考答案：C

单项选择题

(66) is a one-way function that takes an arbitrarily long piece of plaintext and from it computes a fixed,length bit string. (67) is a protocol that most USENET machines now use it to allow news articles to propagate from one machine to another over a reliable connection. (68) is an approach preferred by cable TV providers. In this solution the fiber terminates at an opt~electrical converter and the final segment is a shared coaxial cable. (69) is a device used to connect two separate network that use different communication protocol. (70) is a digital-to-digital polar encoding method in which the signal level is always either positive or negative.

A．RTP

B．RTTP

C．FTP

D．NNTP
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多项选择题

《测绘法》确定的基本制度可以划分为（）

A.测绘管理体制

B.测绘活动主体资质资格与权利保障制度

C.测绘项目与测绘市场制度

D.测绘基准制度

E.测绘成果保密技术处理制度
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