设有定义:long x=123456L;,则以下能够正确输出变量x值的语句是()A.printf("x=%d\n",x);B.printf(
设有定义:long x=123456L;,则以下能够正确输出变量x值的语句是()
A.printf("x=%d\n",x);
B.printf("x=%ld\n",x);
C.printf("x=%8dL\n",x);
D.printf("x=%LD\n",x);
设有定义:long x=123456L;,则以下能够正确输出变量x值的语句是()
A.printf("x=%d\n",x);
B.printf("x=%ld\n",x);
C.printf("x=%8dL\n",x);
D.printf("x=%LD\n",x);
A.printf("x=%d\n",x);
B.printf("x=%1d\n",x);
C.printf("x=%8dL\n",x);
D.printf("x=%LD\n",x);
设有定义:longx=-123456L;,则以下能够正确输出变量x值的语句是
A.printf("x=%d\n",x);
B.printf("x=%1d\n",x);
C.printf("x=%8dL\n",x);
D.printf("x=%LD\n",x);
设有以下定义和语句,输出的结果是(用small模式编译,指针变量占2个字节)______。 struct date { long*cat; struct date *next; double dog; }too; printf("%d",sizeof(too));
A.20
B.16
C.14
D.12
设有以下定义或语句,则输出的结果是(用small模式编译,指针变量占2个字节) struct date { long * cat; struct date * next; double dog; { too; printf(" % d",sizeof(too));
A.20
B.16
C.14
D.12
设有以下说明和定义: #include<iostream. h> Void main() { typedef union { long i; int k[5]; char c; } DATE; struct date {int cat; DATE cow; double dog; }too; DATE max; cout<<(sizeof(struct date)+sizeof(max))<<end1;}
A.26
B.52
C.18
D.8
设有以下说明和定义:typedef union{ long i;int k[5];char c; } DATE;struct date{ int cat;DATE cow;double dog; }too;DATE max;则下列语句的执行结果是______。printf("%d",sizeof (struct date) +sizeof(max));
A.26
B.30
C.18
D.8
设有下列两个类的定义,则类Person和类Man的关系是()。 class Person{ long id://身份证号 Stfingname;//姓名 } class Man extends Person{ int age;//年龄 int getScore(){ return score; } }
A.包含关系
B.继承关系
C.关联关系
D.无关系,上述类定义有语法错误
设有以下定义或语句,则输出的结果是(用small模式编译,指针变量占2个字节) () struct date { long * cat; struct date *next; double dog;} too; printf("%d",sixeof(too));
A.20
B.16
C.14
D.12