【多选题】针对学生表Student(Sno,Sname, Ssex,Sage,Sdept),其中sno为学号,sname为姓名,ssex为性别,sage为年龄,sdept为系别。要检索学生表中年龄在17至25岁之间(包括16和30)的学生的姓名及年龄,SQL语句正确的是()。 A. Select * From Student Where Sage between 16 and 30 B. Select Sname, Sage From Student Where Sage between 16 and 30 C. Select Sname, Sage From Student Where Sage >= 16and Sage<= 30 D. Select Sname, Sage From Student Where Sage >= 16 or Sage<= 30
【多选题】针对学生表Student(Sno,Sname, Ssex,Sage,Sdept),其中sno为学号,sname为姓名,ssex为性别,sage为年龄,sdept为系别。要检索学生表中年龄在17至25岁之间(包括16和30)的学生的姓名及年龄,SQL语句正确的是()。 A. Select * From Student Where Sage between 16 and 30 B. Select Sname, Sage From Student Where Sage between 16 and 30 C. Select Sname, Sage From Student Where Sage >= 16and Sage<= 30 D. Select Sname, Sage From Student Where Sage >= 16 or Sage<= 30
针对学生表Student(Sno,Sname, Ssex,Sage,Sdept),其中sno为学号,sname为姓名,ssex为性别,sage为年龄,sdept为系别。要检索学生表中年龄在17至25岁之间(包括16和30)的学生的姓名及年龄,SQL语句正确的是( )。 A: Select Sname, Sage From Student Where Sage between 16 and 30; B: Select Sname, Sage From Student Where Sage >= 16and Sage<= 30; C: Select * From Student Where Sage between 16 and 30; D: Select Sname, Sage From Student Where Sage >= 16 or Sage<= 30;
针对学生表Student(Sno,Sname, Ssex,Sage,Sdept),其中sno为学号,sname为姓名,ssex为性别,sage为年龄,sdept为系别。要检索学生表中年龄在17至25岁之间(包括16和30)的学生的姓名及年龄,SQL语句正确的是( )。 A: Select Sname, Sage From Student Where Sage between 16 and 30; B: Select Sname, Sage From Student Where Sage >= 16and Sage<= 30; C: Select * From Student Where Sage between 16 and 30; D: Select Sname, Sage From Student Where Sage >= 16 or Sage<= 30;
NOT[(FF)16 OR (99)16] = ( )16。 A: (00)16 B: (99)16 C: (FF)16 D: (66)16
NOT[(FF)16 OR (99)16] = ( )16。 A: (00)16 B: (99)16 C: (FF)16 D: (66)16
以下那种方式可在EXCEL中输入数值-16 。: (16)/#/16/#/16/#/\16
以下那种方式可在EXCEL中输入数值-16 。: (16)/#/16/#/16/#/\16
用16*16点阵表示一个汉字的字型,共需要()字节。 A: 16*1 B: 16*2 C: 16*3 D: 16*16
用16*16点阵表示一个汉字的字型,共需要()字节。 A: 16*1 B: 16*2 C: 16*3 D: 16*16
4.(12)16 +(3)16 =( )16
4.(12)16 +(3)16 =( )16
5.(19)16 -(2)16 =( )16
5.(19)16 -(2)16 =( )16
Which twochoices are equivalent?() A: 16 > 4 B: 16 / 2 C: 16 * 4 D: 16 >> 2 E: 16 / 22 F: 16 >>> 2
Which twochoices are equivalent?() A: 16 > 4 B: 16 / 2 C: 16 * 4 D: 16 >> 2 E: 16 / 22 F: 16 >>> 2
Which two are equivalent? () A: 16>4 B: 16/2 C: 16*4 D: 16>>2 E: 16/2^2 F: 16>>>2
Which two are equivalent? () A: 16>4 B: 16/2 C: 16*4 D: 16>>2 E: 16/2^2 F: 16>>>2
NOT[(FF)16 OR (99)16] = ( )16。[br][/br] [br][/br](2.0) A: (00)16 B: (99)16 C: (FF)16 D: (66)16
NOT[(FF)16 OR (99)16] = ( )16。[br][/br] [br][/br](2.0) A: (00)16 B: (99)16 C: (FF)16 D: (66)16