逻辑运算A B C D 运算 p0 0 1 1 and c and d 0 1 0 1 a and b and d 1
逻辑运算A B C D 运算 p0 0 1 1 and c and d 0 1 0 1 a and b and d 1
select A.a,b,c,d from A,B where A.a=B.a and f='1'
设a=3,b=4,c=-1,写出以下逻辑表达式的值.a-b/c-d or c>d and not c>0 or d
1、Mr.and Mrs.Black ____ very young.A、is B、like C、look D、look
=4,b=3,c=2,d=1下列表达式的值是a大于b+1 or c小于d and b mod c
A and B wear blue jeans.C and B wear red shirts.D and A wear
第九个应该是A.Maria and I B.I and Ben C.Linda and I D
C of both A and B,and D and E are good.
()are good friends.a:Dick and I,B:I and Dick,c:Me and Dick,D
between A,B,C and D 这种用法可以吗
编译原理题目6、写出下面语句产生的四元式序列 IF A > B and C > D THEN X=0 ELSE X=1
Jim doesn\\\'t have a brother___sister?A.and B.and a C.or D.