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Students’ performance in taking tests is influenced by factors age, sex, and ethnic background.
A.such that
B.so that
C.such as
D.so as
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更多 “ Students’ performance in taking tests is influenced by factors age, sex, and ethnic background. A.such thatB.so thatC.such asD.so as ” 相关考题
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Parents and teachers should work together to ()students'lives.
A、effectB、makeC、influenceD、shape
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(28)使用SQL语句向学生表S(SNO,SN,AGE;SEX)中添加一条新记录,学号(SNO),姓名(SN),性别(SEX),年龄(AGE)字段的值分别为0401、王芳、女、18,正确命令是A)APPEND INTO S(SNO,SN, SEX, AGE) VALUES(’0401’,’王芳’,’女’,18)B)APPEND S VALUES(’0401’,’王芳’,’18’,’女’)C)INSERT INTO S(SNO,SN, SEX, AGE) VALUES(’0401’,’王芳’,’女’,18)D)INSERT S VALUES(’0401’,’王芳’,’18’,女,)
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S(S,SN,SEX,AGE,DEPT)C(C,CN)SC(S,C,GRADE)其中:S为学号,SN为姓名,SEX为性别,AGE为年龄,DEP
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以下程序需要实现的功能是:在C盘根目录下建立一个名为Students.txt的顺序文件。单击命令按钮后,输入4个学生的个人信息,包括name、sex和age,将这些信息写入文件中。请填空。Private Sub Form_Click()Open【 】For Output As 1For i=1 To 4name=InputBox("姓名")age=InputBox("年龄")sex=InputBox("性别")Write【 】Next iClose 1End Sub
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要求男生(SEX=‘M’)年龄(AGE)在15到60之间,女生(SEX=‘F’)年龄在15到55之间,则正确的约束检查语句是()。A.CHECK(AGE>=15 AND ((SEX=’M’ AND AGE <=60) AND (SEX=’F’ AND AGE<=55)))B.CHECK(AGE>=15 AND ((SEX=’M’ AND AGE <=60) OR (SEX=’F’ AND AGE<=55)))C.CHECK(AGE>=15 OR ((SEX=’M’ AND AGE <=60) OR (SEX=’F’ AND AGE<=55)))D.CHECK(AGE>=15 OR ((SEX=’M’ AND AGE <=60) AND (SEX=’F’ AND AGE<=55)))
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16、要求男生(SEX=‘M’)年龄(AGE)在15到60之间,女生(SEX=‘F’)年龄在15到55之间,则正确的约束检查语句是()。A.CHECK(age>=15 AND ((SEX=’M’ AND AGE <=60) AND (SEX=’F’ AND AGE<=55)))B.CHECK(age>=15 AND ((SEX=’M’ AND AGE <=60) OR (SEX=’F’ AND AGE<=55)))C.CHECK(age>=15 OR ((SEX=’M’ AND AGE <=60) OR (SEX=’F’ AND AGE<=55)))D.CHECK(age>=15 OR ((SEX=’M’ AND AGE <=60) AND (SEX=’F’ AND AGE<=55)))
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