●在Excel中，若Al、A2、A3、A4、A5、A6单元格的值分别为90、70、95、55、80、60，在Bl单元格中输入函数“=MIN(A1:A6) -MAX(A1:A6)”，B2单元格中输入函数“=AVERAGE(A1:A6)”，则Bl和B2单元格的值分别为 (4)。

(4)

(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)