A.貨幣型 B.日期型 C.單精度型 D.雙精度型
A.1,2 B.0,0 C.0,2 D.1,0
A.age〈19 and total〉285 and mark 1=100 or mark2=100 or mark 3=100 B.age〈19 and total〉285 or mark 1=100 or mark2=100 or mark 3=100 C.age〈19 and total〉285 and(mark1=100 or mark2=100 or mark 3=100) D.(age〈19 or total〉285)and(mark1=100 o rmark2=100 or mark 3=100)