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问题 单项选择题

互联网数据中心，为众多企业用户、大型互联网服务、内容、应用服务提供商及电子商务类网站用户提供主机托管租用服务、宽带接入到网络规划、专业组网、电子商务应用平台的全面解决方案，它的英文缩写是？（）

A、ICP

B、ISP

C、IDC

D、ISC

答案

参考答案：C

单项选择题

The presentation layer is concerned with the （）and semantics of the information exchanged between two systems. The processes in two systems are usually exchanging information in the form of character （）, numbers, and so on. The information should be changed to bit （） before being transmitted. Because different computers use different encoding systems, the presentation layer is responsible for （） between these different encoding methods. The presentation layer at the sender changes the information from its sender-dependent format into a common format. The presentation layer at the receiving machine changes the common format into its （） -dependent format.

The information should be changed to bit （）before being transmitted.

A．systems

B．characters

C．layers

D．streams
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单项选择题

以下哪一项是“suugaku”的平假名？（）

A、すいかく

B、すうがく

C、すくかく

D、すくがく
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