【判断题】Z6~73.当热继电器动作不准确时,可用弯折双金属片的方法来调整。
【单选题】以轮询的方式进行数据传输的是( )模式。
【多选题】以下查询语句中各子句顺序使用正确的有( )
A.
Select sdept,count(sno) From student Where sname like ‘王%’ Group by ssex ,sdept Having ssex='女' Order by sdept Desc
B.
Select count(sno) From student Where sname like ‘王%’
C.
Select count(sno) From student Having ssex='女'
D.
Select count(sno) From student
【简答题】以下查询语句中各子句顺序使用正确的有( )A. Select sdept,count(sno) From student Where sname like ‘王%’ Group by s ,sdept Having s='女' Order by sdept Desc B. Select count(sno) From student C. Select sdept,count(sno)...
【单选题】陈凯歌《赵氏孤儿》中,被屠岸贾摔死的是谁的孩子()
【多选题】以下查询语句中各子句顺序使用正确的有( )
A.
Select sdept,count(sno) From student Where sname like ‘王%’ Group by ssex ,sdept Having ssex='女' Order by sdept Desc
B.
Select sdept From student Order by sdept Desc
C.
Select count(sno) From student Where sname like ‘王%’
D.
Select sdept,count(sno) From student Group by sdept