【单选题】听力原文:M: Being an efficient secretary, you should have to finish your work punctually at the office, not to do it now at home. W: I know that. But I have been very busy and I couldn't finish it when th...
【简答题】关于电子商务安全交易体系,说法正确的是A. PKI 是权威的交易协议规范 B. SET 采用TCP 作为传输协议解决互联网上信息传输的安全性问题 C. SET
是一种应用于互联网并以信用卡为基础的电子交付系统协议 D. 客户端浏览器可进行SSL 设置,浏览器利用HTTP 和WEB 服务器会话
【单选题】听力原文:M: Being an efficient secretary, you should have to finish your work punctually at the office, not do it now at home. W: I know that, my dear. But I have been very busy and I couldn't finish it w...