第21题: [单项选择]支付网关的主要功能为 A. 进行通信和协议转换,完成数据加密与解密 B. 代替银行等金融机构进行支付授权 C. 处理交易中的资金划拨等事宜 D. 为银行等金融机构申请证书 参考答案:A 答案解析:[解析] 支付网关系统处于公共因特网与银行内部网络之间,主要完成通信、协议转换和数据加密解密功能和保护银行内部网络。
第31题: [单项选择]{{B}}Questions 11 to 18 are based on the conversation you have just heard.{{/B}} A. Get directions to the bus station. B. Get to the grocery store. C. Give the man directions to the bus station. D. Find out where the stoplight is. 参考答案:A 答案解析:[听力原文]
W: Could you tell me how to get to the bus station from here
M: Go straight until you come