【简答题】Stars,flames,flashlights are some examples of_____________.
【多选题】有关组织含义的表述,正确的是( )。
E.
没有不同层次的权力和责任制度就不能实现组织活动和组织目标
【单选题】Some film stars ________ to the party tomorrow evening. [ ]
【单选题】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 语句是
A.
select sno from sc where cno=’c2’ and grade >= (select grade from sc where cno=’c2’)
B.
select sno from sc where cno=’c2’ and grade in (select grade from sc where cno=’c2’)
C.
select sno from sc where cno=’c2’ and grade not in (select grade from sc where cno=‘c2’)
D.
select sno from sc where cno=’c2’ and grade>=all (select grade from sc where cno=‘c2’)
【单选题】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 语句是 。
A.
SELECT S# FORM SC WHERE C#=“C2” AND GRAD>= (SELECT GRADE FORM SC WHERE C#=“C2”)
B.
SELECT S# FORM SC WHERE C#=“C2” AND GRADE IN (SELECT GRADE 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 GRADE>=ALL (SELECT GRADE FORM SC WHERE C#=“C2”)
【多选题】毕业答辩前学生( )是顺利完成答辩的条件。