144．SQL语言具有两种使用方式，分别称为交互式SQL和(c )
A．提示式SQL B．多用户SQL  C．嵌入式SQL D．解释式SQL
 145．检索所有比"王华"年龄大的学生姓名、年龄和性别。正确的SELECT语句是(a )
A．SELECT SN，AGE，SEX FROM S  
SHERE AGE> (SELECT AGE FROM S)
WHERE SN=’王华’)
B．SELECT SN，AGE，SEX
FROM S
WHERE SN=’王华’
C．SELECT SN，ACE，SEX FROM S
WHERE AGE>(SELECT ACE
WHERE SN=’王华’)
D．SELECT SN，ACE，SEX FROM S
WHERE ACE>王华 AGE
 146．检索选修课程"C2"的学生中成绩最高的学生的学号。正确的SeLECT的语句是(d )
A．SELECT S# FORM SC
WHERE C#="C2" AND GRADE> =(SELECT GRADE FORM SC)
WHERE C#="C2")
B．SELECT S#FORM SC
WHERE C#="C2" AND GRADE IN(SELECT CRADE FORM SC)
WHERE C#="C2"
C．SELECT S# FORM SC
WHERE C#="C2" AND GRADE NOT IN(SELECT GRADE FORM SC
WHERE C#="C2"
D．SELECT S# FORM SC
WHERE C#="C2" AND CRANDE> =ALL(SELECT GRADE FORM SC
WHERE C#="C2")
 147．检索学生姓名及其所选修课程的课程号和成绩。正确的SELECT语句是( c)
A．SELECT S．SN，SC．C#，SC．CRADE
FROMS
WHERE S．S#=SC．S#
B．SELCECT S．SN，SC．C#，SC．GRADE
FROM SC
WHERE S．S#=SC．CRADE
C．SELECT S．SN，SC．C#，SC．CRADE
FROM S，SC
WHERE S．S#：SC．S#
D．SELSECT S．SN，SC．C#，SC．GRADE
FROM S，SC
 148．检索选修四门以上课程的学生总成绩(不统计不及格的课程)，并要求按总成绩的降序捧列出来。正确的SElECT语句是( b)
A．SELECT S#，SUM(GRADE)FROM SC
WHERE GRADE>=60
CROUP BY S#
ORDER BY 2 DESC
HAVING COUNT(*)>=4
B．SELECT S#，SUM(GRADE)FROM SC
WHERE GRADE>=60
GROUP BY S#
HAVING COUNT(*)>=4
ORDER BY 2 DESC
C．SELECT S#，SUM(GRADE)FROM SC
WHERE GRADE>=60
HAVINC COUNT(*)>=4
GROUP BY S#
ORDER BY 2 DESC
D．DELECT S#，SUM(GRADE)FROM SC
WHERE GRADE>=60
ORDER BY 2 DESC
CROUP BY S#
HAVINC COUNT(*)>=4
 149．若用如下的SQL语句创建一个student表：
CREATE TABLE student NO C(4)NOT NULL，
NAME C(8)NOT NULL，
SEX C(2)，
AGE N(2)
可以插入到student表中的是(b )
A．(’1031’，’曾华’，男，23) B．(’1031’，’曾华’，NULL，NULL)
C．(NULL，’曾华’，’男’，’23’) D．(’1031’,NULL，’男’，23) 来源：ww
 150．SQL语言是(b )的语言，易学习。
A.过程化 B．非过程化   C．格式化 D．导航式