第30题: [简答题]SET stands for Secure Electronic Transaction. It is a system that will allow you to make purchase on the Internet with your credit card, without having to worry whether your credit card information and/or your personal data will be compromised. 参考答案: 答案解析:SET代表安全电子交易。这个系统使你能够用信用卡在因特网上进行购物,而不必担心泄露信用卡信息和个人信息。SET系统使用一种新的支付机制来保护在因特网上进行的信用卡交易。