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文件名称:SQL条件与逻辑运算考查试题及答案.docx
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SQL条件与逻辑运算考查试题及答案

姓名:____________________

一、单项选择题(每题2分,共10题)

1.在SQL中,用于指定查询条件的关键字是:

A.WHERE

B.SELECT

C.FROM

D.ORDERBY

2.以下哪个SQL语句会返回满足特定条件的所有记录?

A.SELECT*FROMCustomersWHERECity=NewYork;

B.SELECTCustomersFROMCity=NewYork;

C.SELECT*FROMCustomersWHERECity=NewYorkGROUPBYCity;

D.SELECT*FROMCustomersWHERECity=NewYorkORDERBYCity;

3.在SQL中,使用以下哪个运算符可以实现“非”逻辑运算?

A.AND

B.OR

C.NOT

D.BETWEEN

4.以下哪个SQL语句会返回满足“年龄大于30岁且性别为男”的所有记录?

A.SELECT*FROMEmployeesWHEREAge30ANDGender=Male;

B.SELECT*FROMEmployeesWHEREAge30ORGender=Male;

C.SELECT*FROMEmployeesWHEREAge30ANDGenderMale;

D.SELECT*FROMEmployeesWHEREAge30ORGenderMale;

5.在SQL中,使用以下哪个关键字可以实现“或”逻辑运算?

A.AND

B.OR

C.IN

D.BETWEEN

6.以下哪个SQL语句会返回满足“部门编号为1或2”的所有记录?

A.SELECT*FROMEmployeesWHEREDepartmentIDIN(1,2);

B.SELECT*FROMEmployeesWHEREDepartmentID=1ORDepartmentID=2;

C.SELECT*FROMEmployeesWHEREDepartmentID1ANDDepartmentID2;

D.SELECT*FROMEmployeesWHEREDepartmentIDNOTIN(1,2);

7.在SQL中,使用以下哪个关键字可以实现“与”逻辑运算?

A.AND

B.OR

C.IN

D.BETWEEN

8.以下哪个SQL语句会返回满足“部门编号为1且性别为男”的所有记录?

A.SELECT*FROMEmployeesWHEREDepartmentID=1ANDGender=Male;

B.SELECT*FROMEmployeesWHEREDepartmentID=1ORGender=Male;

C.SELECT*FROMEmployeesWHEREDepartmentID1ANDGenderMale;

D.SELECT*FROMEmployeesWHEREDepartmentIDNOTIN(1)ORGenderMale;

9.在SQL中,使用以下哪个关键字可以实现“非”逻辑运算?

A.AND

B.OR

C.NOT

D.BETWEEN

10.以下哪个SQL语句会返回不满足“年龄大于30岁”的所有记录?

A.SELECT*FROMEmployeesWHEREAge30;

B.SELECT*FROMEmployeesWHEREAge=30;

C.SELECT*FROMEmployeesWHEREAge30;

D.SELECT*FROMEmployeesWHEREAge30;

二、多项选择题(每题3分,共10题)

1.在SQL中,以下哪些关键字可以用于指定查询条件?

A.WHERE

B.SELECT

C.FROM

D.GROUPBY

E.HAVING

2.以下哪些运算符可以用于SQL中的逻辑运算?

A.AND

B.OR

C.NOT

D.BETWEEN

E.IN

3.在SQL查询中,以下哪些关键字可以用于连接多个查询条件?

A.AND

B.OR

C.NOT

D.BETWEEN

E.LIKE

4.以下哪些SQL语句是合法的查询语句?

A.SELECT*FROMCustomersWHERECity=NewY