网友您好, 请在下方输入框内输入要搜索的题目:
题目内容
(请给出正确答案)
若有定义和语句:struct student { int num; char name[10]; float score;} s[5]={{1,"lili",98.5},{9,"xiaohua",66}},*p=s;printf("%d",*p++);输出结果是1。( )
此题为判断题(对,错)。
参考答案
更多 “ 若有定义和语句:struct student { int num; char name[10]; float score;} s[5]={{1,"lili",98.5},{9,"xiaohua",66}},*p=s;printf("%d",*p++);输出结果是1。( )此题为判断题(对,错)。 ” 相关考题
考题
( 38 )有以下定义和语句struct workers{ int num;char name[20];char c;struct{ int day; int month; int year; } s;} ;struct workers w,*pw;pw = w;能给 w 中 year 成员赋 1980 的语句是A ) *pw.year = 198O;B ) w.year=1980;C ) pw-year=1980;D ) w.s.year=1980;
考题
下列语句段中,正确的是( )。A.struct{int x;float y;int a[2];unsigned b[3];char name[10];};B.struct stu{unsigned a[3];unsigned b[4];}x;int*p=x.a;C.struct stu{int a;float x[4];}y={1,1.0};float data=y.x;D.struct nd{int a,b;unsigned c[2]=5;};
考题
若有结构体定义:struct stu {int num;char sex;int age;}a1,a2;则下列语句中错误的是( )。A.printf("%d%c,%d",a1);B.a2.age=a1.age;C.a1.age++;D.a1.num=5;
考题
有以下程序段:char name[20】;int num;scanf(name=%S num=%d,name,num);当执行上述程序段,并从键盘输入:name=Lili mum=1001回车后,name的值为( )。A.LiliB.name=LiliC.Lili num=D.name=Lili num=1001
考题
有以下说明和定义语句 struct student {int age;char num[8]; }; struct student stu[3]={{20,"200401"},{21,"200402"},{10\9,"200403"}}; struct student*p=stu;以下选项中引用结构体变量成员的表达式错误的是______。A.(p++)->numB.p->numC.*p.numD.stu[0].age
考题
有以下程序includestruct STU{char name[10];int num;};void f(char*name, intnum){s
有以下程序 #include <string.h> struct STU { char name[10]; int num; }; void f(char *name, int num) { struct STU s[2]={{"SunDan",20044},{"Penghua",20045}}; num=s[0].num; strcpy(name,s[0].name); } main() { struct STU s[2]={{"YangSan",20041},{"LiSiGuo",20042}},*p; p=s[1]; f(p->name,p->num); printf("%s %d\n",p->name,p->num); } 程序运行后的输出结果是A.SunDan 20042B.SunDan 20044C.LiSiGuo 20042D.YangSan 20041
考题
有以下程序: include struct STU (char name[10]; int num; };
有以下程序: #include <string.h> struct STU (char name[10]; int num; }; void f(char *name, int num) {struct STU s[2]={{"SunDan",20044}.{"Penghua",20045}}; num=s[0].num; strcpy(name,s[0].name); } main() {struct STU s[2]={{"YangSall",20041},{"LiSiGao",20042}},*p;p=s[1]; f(p->name,p->num); printf("%s%d\n",p->name,p->num); } 程序运行后的输出结果是 ______。A.SunDan 20042B.SunDan 20044C.LiSiGuo 20042D.YangSan 20041
考题
有以下定义和语句: struct students {int num;char name[20];char c; struct {int grade1;int grade2;}s; }; struct students w,*pw; *pw=w; 下列赋值语句不正确的是( )。A.w.num=1002;B.w.grade1=85;C.pw->num=1002;D.w.s.grade2=85;
考题
若有如下程序段: struct student { int num;float score; } stu[3]={{10,85},{60,58},{32,23}}; main() { struct student*t; t=stu; } 则下面表达式中值为58的是( )。A.(*t).numB.*(t++)->numC.(*++t)scoreD.(++t)->score
考题
有以下程序段char.name[20];int num;scanf(“name=%s num=%d”,name,&num);当执行上述程序段,并从键盘输入:name=Lili num=1001回车后,name的值为A.LillB.name=LiliC.Lili.num=D.name=Lili num—1001
考题
若有结构体定义:struct stu{int num;char sex;int age;}al,a2;则下列语句中错误的是( )。A.printf("%d,%C,%d",a1);B.a2.age=a1.age;C.a1.age++;D.a1.num=5;
考题
有以下说明和定义语句struct student{ int age; char num[8];};struct student stu[3]={{20,"200401"},{21,"200402"},{10\9,"200403"}};struct student *p=stu;以下选项中引用结构体变量成员的表达式错误的是A.(p++)-num B.p-num C.(*p).num D.stu[3].age
考题
有以下程序:include struct STU{char name[10]; int num; int Score;};main(){struct
有以下程序: #include <stdio.h> struct STU { char name[10]; int num; int Score; }; main() { struct STU s[5]={{"YangSan",20041,703},{"LiSiGuo",20042,580}, {"WangYin",20043,680},{"SunDan",20044,550}, {"Penghua",20045,537}}, *p[5],*t; int i,j; for(i=0;i<5;i++) p[i]=s[i]; for(i=0;i<4;i++) for(j=i+1;j<5;j++) if(p[i]->Score>p[j]->Score) { t=p[i];p[i]=p[j];p[j]=t;} printf("%d%d\n",s[1].Score,p[1]->Score); } 执行后的输出结果是( )。A.550 550B.680 680C.580 550D.580 680
考题
以下程序的输出结果是______。includestruct stu{int num; char name[10]; int age;};v
以下程序的输出结果是______。#include<stdio.h>struct stu{ int num; char name[10]; int age;};void fun(struct stu*p){ printf("%s\n",(*p).name);}main(){ struct stu students[3]={ {9801,"Zhang",20}, { 9802,"Wang",19}, { 9803,"Zhao",18} }; fun(students+2);}A.ZhangB.ZhaoC.WangD.18
考题
下列语句段中,正确的是( )。A.street { int x; float y; int a[2]; unsigned b[3]; char name[ 10]; };B.struct stu { unsigned a[3]; unsigned b[4]; }x; int *p= x.a;C.stmct stu { int a; float x[4]; }y={1,1.0}; float data=y.x;D.struct nd { int a,b; unsigned c[2]=5; };
考题
有以下程序 include struct STU { char num[10]; float score[3];}; void ma
有以下程序 #include<iostream.h> struct STU { char num[10]; float score[3];}; void main( ) { struct STU s[3]={ { "20021",90,95,85 }, {"20022",95,80,75 }, {"20023",100,95,90 } },* p=s; int i; float sum=0; for(i=0;i<A.260B.270C.280D.285
考题
有以下程序:includeinclude struct STU {char name[10];int hum;};void f(
有以下程序:#include <stdio.h>#include <strine.h> struct STU { char name[10]; int hum;};void f(char * name,iht num){ struct STU s[2] = {{ "SunDan" ,20044} , {" Penghua" ,20045}}; num= s[0]. nnm; strepy(name,s[0], name);}main( ){ struct STU s[2] = {{"YangSan" ,20041 }, { "LiSiGao" ,20042}}, * P; p = s[1]; f(p->name,p->hum); printf("% s %d \n" ,p-> name,p->num);}程序运行后的输出结果是( )。A.SunDan 20042B.SunDan 20044C.LiSiGuo 20042D.YangSan 20041
考题
下列对结构及其变量定义错误的是( )。A.struct My Struct { int num; char ch; }B.struct MyStruct { int num; char ch; }My;C.strut { int num; char ch; }My;D.struct { int num; char ch; };
考题
有以下程序 struct STU { char name[10]; int num; int Score; { main() { struct Stu s[5]={{"YangSan",20041,703},{"LiSiGuo",20042,580}, {"WangYin",20043,680},{"SunDan",20044,550}, {"Penghua",20045;537}},*p[5],*t; int i,j; for(i=0;i<5;i++)p[i]=s[i]; for(i=0;i<4;i++) for(j=i+1;j<5;j++) if(p[i]->Score>p[j]->Score) {t=p[i];p[i]=p[j];p[i]=t;} printf("%d%d\n",s[1].Score,p[1]->Score); } 执行后输出结果是A.550550B.680680C.580550D.580680
考题
下列语句段中,正确的是( )。A.struct { int x; float y; int a[2]; unsigned b[3]; char name[ 10]; };B.struct stu { unsigned a[3]; unsigned b[4]; }x; int *p= x.a;C.street stu { int a; float x[4]; }y={1,1.0}; float data=y.x;D.struct nd {int a,b; unsigned c[2]=5; };
考题
若有如下程序: struct student {char name[10]; float score[3];}stu[3]={{"lili",75,90,90}, {"liudan",90,85,75}; {"guoli",85,85,70}}; main() {int i;float sum=0,aver; for(i=0;i<3;i++) sum=sum+stu[i].score[1]; aver=sum/i; printf("%6.2f\n",aver); } 则程序运行后的输出结果是( )A.83.33B.85C.86D.86.67
考题
(16)有以下程序段char name[20]; int num;scanf("name=%s num=%d",name;num);当执行上述程序段,并从键盘输入:name=Lili num=1001回车后,name的值为A)LiliB)name=LiliC)Lili num=D)name=Lili num=1001
考题
假设以下代码运行环境为32位系统,其中,__attribute__((packed))的作用是告诉编译器取消结构在编译过程中的优化对齐,按照实际占用字节数进行对齐。代码段1:struct student1{char name[10];long sno;char sex;float score[4];}__attribute__((packed))*p1,a1,b1;代码段2:union student2{char name[10];long sno;char sex;float score[4];}*p2,a2,b2;sizeof(struct student1)、sizeof(union student2)的结果分别是______。A.248和128
B.31和31
C.31和16
D.16和16
考题
数据结构里,struct student { char name[20]; char sex[10]; int age; int score; }; 定义结构体后,定义变量、数组赋值正确的是()。A、struct student s={"张三","男",18,100};B、struct student stu[3]={{"张三","男",18,100},{"李四","男",19,90},{"王五","男",23,97}};C、struct student s={"李四";"女";18;100};D、struct student stu[3]={{"张三",18,"男",100},{"李四",19,"男",90},{"王五",23,"男",97}};
考题
单选题有以下程序段:char name[20];int num;scanf(name=%s num=%d,name,num);当执行上述程序段,并从键盘输入:name=Lili num=1001回车后,name的值为( )。A
LiliB
name=LiliC
Lili num=D
name=Lili num=1001
考题
单选题有以下程序#include #include struct S{ char name[10];};void change(struct S *data, int value){ strcpy(data-name, #); value = 6;}main(){ struct S input; int num = 3; strcpy(input.name, OK); change(input, num); printf(%s,%d, input.name, num);}程序运行后的输出结果是( )。A
OK,6B
#,6C
OK,3D
#,3
热门标签
最新试卷