30.SELECT 1 && NULL 的结果是?

A. 　Spring是一个重量级的框架

B. 　Spring是一个轻量级的框架

C. 　Spring是一个IOC和AOP容器

D. 　Spring是一个入侵式的框架

A. 　职称= ‘副教授’ OR 性别 =‘男’

B. 　职称=‘副教授’AND性别= ‘男’

C. 　BETWEEN ＇副教授＇ AND ‘男’

D. 　IN(‘副教授’,‘男’)

A. 　request.getParameterValue()

B. 　response.setParameterValues()

C. 　request.getPararneterValues()

D. 　request.getParameter()

A. 　svn commit

B. 　svn status

C. 　svn diff

D. 　svn revert

A. 　SELECT Sno FROM Sc WHERE cno =＇C01＇ AND degree >ANY(SELECT degree FROM Sc WHERE Cno = ＇C02＇)

B. 　SELECT Sno FROM Sc WHERE cno =＇CO2＇ AND degree > ANY(SELECT degree FROM Sc WHERE Cno =＇C01)

C. 　SELECT Sno FROM Sc WHERE cno =＇C01 AND degree > ALL(SELECT degree FROM Sc WHERE Cno = ＇C02)

D. 　SELECT Sno FROM Sc WHERE cno =＇C01＇ AND degree IN ALL(SELECT degree FROM Sc WHERE Cno = ＇CO2)

A. 　ABS

B. 　MONTH

C. 　ACOS

D. 　ATAN

A. 　条件表达式使用NOT进行取反运算

B. 　数值与BOOL类型不能进行运算

C. “<>“与”!=“含义不同

D. SQL语句中**运算符表示幕运算

A. 20

B. 21

C. 22

D. 23

A. 　association

B. 　collection

C. 　discriminator

D. 　scope

A. 　update()

B. 　exccuteUpdate()

C. 　modify()

D. 　executeModify(0