●为了保证信息传输的安全性，SET使用数字信封的方式更换专用传输密钥。其方法是：由发送方自动生成专用传输密钥，并将其用(36)加密传送给接收方；接收方用 (37)解密，得到专用传输密钥。

(36)

(74)

(75)

(72)

( 73 )

●Extreme Programming (XP) is a discipline of software development with (71) of simplicity, communication,feedback and courage. Successful software development is a team effort-not just the development team, but the larger team consisting of customer, management and developers. XP is a simple process that brings these people together and helps them to succeed together. XP is aimed primarily at object-oriented projects using teams of a dozen or fewer programmers in one location. The principles of XP apply to any (72) project that needs to deliver quality software rapidly and flexibly.

●电子商务网站的基本构件中， (69)使工作人员和商业伙伴通过因特网共享资源、协同工作。

(69)

●以下关于网上单证设计的叙述中，正确的是(70) 。

(70)

●按照网站三层逻辑结构，网站调整页面格局和风格，只需改动网站的 (68) 。

(68)

●能力成熟度模型(CMM)的第3级为(67) 。

(67)

●在数据库中， (64)数据库的存储容量最大。

(64)