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)
试题40
有以下程序
#include <stdio.h>
main()
{FILE *fp;
int k, n, i, a[6]={1,2,3,4,5,6};
fp=fopen(“d2.dat”, “w”);
for(i=0; i<6; i++) fprintf(fp, “%d\n“,a[i]);
fclose(fp);
for(i=0; i<3; i++) fscanf(fp, “%d%d”, &k,&n);
fclose(fp);
printf(“%d,%d\n”, k, n);
}
程序运行后的输出结果是()
A.1,2
B.3,4
C.5,6
D.123,456
参考答案
更多 “ 试题40有以下程序#include stdio.hmain(){FILE *fp;int k, n, i, a[6]={1,2,3,4,5,6};fp=fopen(“d2.dat”, “w”);for(i=0; i6; i++) fprintf(fp, “%d\n“,a[i]);fclose(fp);for(i=0; i3; i++) fscanf(fp, “%d%d”, k,n);fclose(fp);printf(“%d,%d\n”, k, n);}程序运行后的输出结果是()A.1,2B.3,4C.5,6D.123,456 ” 相关考题
考题
有以下程序includemain(){FILE*fp;int k,n,a[6]={1,2,3,4,5,6};fp=fopen("d2.dat","w"
有以下程序 #include<stdio.h> main() {FILE*fp;int k,n,a[6]={1,2,3,4,5,6}; fp=fopen("d2.dat","w"); fprintf(fp,"%d%d%d\n",a[0],a[1],a[2]); fprintf(fp,"%d%d%d\n",a[3],a[4],a[5]); fclose(fp); fp=fopen("d2.dat","r"); fscanf(fp,"%d%d",k,nA.1 2B.1 4C.123 4D.123 456
考题
有以下程序includemain(){FILE *fp;int i=20,j=30,k,n;fp=fopen("D1v.dat","w");fprin
有以下程序 #include<stdio.h> main() {FILE *fp;int i=20,j=30,k,n; fp=fopen("D1v.dat","w"); fprintf(fp,"%d\n",i);fprintf(fp,"%d\n",j); fclose(fp); fp=fopen("d1.dat","r"); fscanf(fp,"%d%d",k,n);printf("%d%d\n",k,n); fclose(fp); } 程序运行后的输出结果是( )。A.20 30B.20 50C.30 50D.30 20
考题
有以下程序 include main() { FILE *fp;int k,n,a[6]={1,2,3,4,5,6}; f
有以下程序 #include<stdio.h> main() { FILE *fp;int k,n,a[6]={1,2,3,4,5,6}; fp=fopen("d2.dat","w"); fprintf(fp,"%d%d%d\n",a[0],a[1],a[2]);fprintf(fp,"%d%d%d\n",a[3],a[4],a[5]); fclose(fp); fp=fopen("d2.daf","r"); fscanf(fp,"%d%d",k,n);printf("%d%d\n",k,n); fclose(fp); } 程序运行后的输出结果是A.1 2B.1 4C.123 4D.123 456
考题
有以下程序 include main() { FILE *fp;int i,a[6]={1,2,3,4,5,6}; fp=
有以下程序 #include<stdio.h> main() { FILE *fp;int i,a[6]={1,2,3,4,5,6}; fp=fopen("d3.dat","w+b"); fwrite(a.sizeof(int),6,fp); fseek(fp,sizeof(int)*3,SEEK_SET):/*该语句使读文件的位置指针从文件头向后移动3个int型数据*/ fread(a,sizeof(int),3,fp);fclose(fp); for(i=0;i<6;i++)printf("%d,",a[i]); } 程序运行后的输出结果是A.4,5,6,4,5,6,B.1,2,3,4,5,6,C.4,5,6,1,2,3,D.6,5,4,3,2,1,
考题
有以下程序:includemain(){FILE *fp;int i,k=0,n=0;fp=fopen("d1.dat","w");for(i=1;i
有以下程序: #include<stdio.h> main() { FILE *fp; int i,k=0,n=0; fp=fopen("d1.dat","w"); for(i=1;i<4;i++) fprintf(fp,"%d",i); fclose(fp); fp=fopen("d1.dat","r"); fscanf(fp,"%d%d",k,n); printf("%d %d\n", k,n); fclose(fp); } 执行后输出结果是( )。A.1 2B.123 0C.1 23D.0 0
考题
有下列程序: include main() { FILE *fp; int a[10]={1,2,3},i,n;
有下列程序: #include <stdio.h> main() { FILE *fp; int a[10]={1,2,3},i,n; fp=fopen("d1.dat","w"); for(i=0;i<3;i++) fprintf(fp,"%d",a[i]); fprintf(fp,"\n"); fclose(fp); fp=open("d1.dat","r"); fscanf(fp,"%d",n); fclose(fp); prinff("%d\n",n); 程序的运行结果是( )。A.12300B.123C.1D.321
考题
有以下程序:include main(){FILE*fp;int i,k,n; fp=fopen("data.dar","w+");for(i=1;i
有以下程序: #include <stdio.h> main() { FILE *fp; int i,k,n; fp=fopen("data.dar","w+"); for(i=1;i<6;i++) { fprintf(fp,"%d ",i); if(i%3==0) fprintf(fp,"\n"); } rewind(fp); fscanf(fp,"%d%d",k,n); printf("%d%d\n",k,n); fclose(fp); } 程序运行后的输出结果是( )。A.0 0B.123 45C.1 4D.1 2
考题
有以下程序include main(){FILE *fp;int i=20,j=30,k,n;fp=fopen("d1.dat","w");fprin
有以下程序 #include <stdio.h> main() { FILE *fp; int i=20,j=30,k,n; fp=fopen("d1.dat","w"); fprintf(fp,"%d\n",i);fprintf(fp,"%d\n",j); fclose(fp); fp=fopen("d1.dat", "r"); fp=fscanf(fp,"%d%d",k,n); printf("%d%d\n",k,n); fclose(fp); } 程序运行后的输出结果是A.20 30B.20 50C.30 50D.3020
考题
有以下程序:include main( ){FILE * fp; int i,k,n;fp = fopen( "data. dat" ,"w +" )
有以下程序:#include <stdlo.h>main( ){ FILE * fp; int i,k,n; fp = fopen( "data. dat" ,"w +" ) for(i = 1 ;i<6;i ++ ) { fprintf(fp."% d",i); if(i%3 ==0)fprintf(fp," \n"); } rewind(fp); fscanf(fp." % d% d" ,k, n) ;printf(" % d%d \n" ,k,n); fclose(fp);A.0 0B.123 45C.1 4D.1
考题
有以下程序: include main() {FILE *fp; int i,k,n; fp=fopen("data
有以下程序: #include <stdio.h> main() {FILE *fp; int i,k,n; fp=fopen("data.dat","w+"); for(i=1;i<6;i++) {fprintf(fp,"%d ",i); if(i%3==0) fprintf(fp,"\n"); } rewind(fp); fscanf(fp,"%d%d",k,n); printf("%d %d\n",k,n); fclose(fp); } 程序运行后的输出结果是 ______。A.0 0B.123 45C.1 4D.1 2
考题
有以下程序:include main()FILE *fp; int i,k=0,n=0;fp=fopen("d1.dat","w");for(i=l
有以下程序: #include <stdio.h> main() FILE *fp; int i, k=0, n=0; fp=fopen("d1.dat","w"); for(i=l;i<4;i++) fprintf(fp,"%d",i); fclose(fp); fp=fopen("d1.dat","r"); fscanf(fp,'%d%d",k,n); printf("%d %d\n", k, n); fclose(fp); 执行后输出结果是A.1 2B.123 0C.1 23D.0 0
考题
有以下程序include main(){FILE*fp;inti,k,n;fp=fopen("data.dar","w+");for(i=1;i
有以下程序 #include <stdio.h> main() { FILE *fp; int i,k,n; fp=fopen("data.dar", "w+"); for(i=1;i<6;i++) { fprintf(fp,"%d ",1); if(i%3==0) fprintf(fp, "\n"); } rewind(fp); fscanf(fp, "%d%d",k,n); printf. ("%d %d\n",k,n); fclose(fp); } 程序运行后的输出结果是A.0 0B.123 45C.1 4D.1 2
考题
有以下程序:includemain(){FILE*fp;int i,k=0,n=0; fp=fopen("d1.dat","w"); for(i=1;
有以下程序: #include <stdio.h> main() { FILE *fp;int i,k=0,n=0; fp=fopen("d1.dat","w"); for(i=1;i<4;i++) fprintf(fp,"%d",i); fclose(fp); fp=fopen("d1.dat","r"); fscanf(fp,"%d%d",k,n);printf("%d%d\n",k,n); fclose(fp); { 执行后的输出结果是( )。A.1 2B.123 0C.1 23D.0 0
考题
有以下程序includemain(){FILE *fp;int i=20,j=30,k,n;fp=fopen("d1.dat","w");fprint
有以下程序 #include<stdio.h> main() {FILE *fp;int i=20,j=30,k,n; fp=fopen("d1.dat","w"); fprintf(fp,"%d\n",i;fprintf(fp,"%d\n",j); fclose(fp); fp=fopen("d1.dat","r"); fscanf(fp,"%d%d",k,n);printf("%d%d\n",k,n); fclose(fp);} 程序运行A.20 30B.20 50C.30 50D.30 20
考题
有以下程序 include main( ) { FILE *fp; int i,k=0,n=0; fp=fopen(“d1.dat”,
有以下程序 #include <stdio.h> main( ) { FILE *fp; int i,k=0,n=0; fp=fopen(“d1.dat”,”w”); for(i=1;i<4;i++) fprintf(fp,”%d”,i); fclose(fp); fp=fopen(“d1.dat”,”r”); fscanf(fp,”%d%d”,k,n); printf(“%d %d\n”,k,n); fclose(fp);} 执行后输出结果是( )A.1 2B.123 0C.1 23D.0 0
考题
有以下程序:includemain(){FILE *fp;int i,a[6]={1,2,3,4,5,6};fp=fopen("d2.dat","w"
有以下程序: #include<stdio.h> main() {FILE *fp;int i,a[6]={1,2,3,4,5,6}; fp=fopen("d2.dat","w"); fprintf(fp,"%d%d%d\n",a[0],a[1],a[2]); fprintf(fp,"%d%d%d\n",a[3],a[4],a[5]); fclose(fp); fp=fopen("d2.dat","r"); fscanf(fp,"%d%d\n",k,A.1 2B.1 4C.123 4D.123 456
考题
有以下程序: #includestdiO.h main( ) { FILE*fp; int k,n,i,a[6]={1,2,3,4,5,6}; fp=fopen("d2.dat","w"); for(i=0;i6;i++) fprintf(fp,"%d\n",a[i]); fclose(fp); fp(i=0;i3;i++) fscanf(fp,"%d%d",k,n); fclose(fp); printf("%d\n,%d\n,k,n); } 程序运行后的输出结果是( )。A.1, 2B.3,4C.5,6D.123,456
考题
有以下程序 include main( ) { FILE *fp;int i,a[6]={1,2,3,4,5,6}; fp=fopen("d3.da
有以下程序#include <stdio.h>main( ){ FILE *fp;int i,a[6]={1,2,3,4,5,6};fp=fopen("d3.dat","w+b");fwrite(a,sizeof(int),6,fp);fseek(fp,sizeof(int)*3,SEEK_SET);/*该语句使读文件的位置指针从文件头向后移动3个int型数据*/fread(a,sizeof(int),3,fp);fclose(fp);for(i=0;i<6;i++)printf("%d,",a[i]);}程序运行后的输出结果是A.4,5,6,4,5,6,B.1,2,3,4,5,6,C.4,5,6,1,2,3,D.6,5,4,3,2,1,
考题
有以下程序: include main( ) { FILE *fp; int i=20,j=50,k,n; fp=fopen("d1.da
有以下程序: #include<stdi0.h> main( ) { FILE *fp; int i=20,j=50,k,n; fp=fopen("d1.dat","W"); fprintf(fp,"%d\n",i);fprintf(fp,"%d\n",j); fclose(fp); fp=fopen("d1.dat","r",); fscanf(fp,"%d%d",&k,&n); printf("%d%d\n",k,n); fclose(fp); } 程序运行后的输出结果是A.20 30B.20 50C.30 50D.30 20
考题
有以下程序includemain(){FILE *fP;int k,n,a[6]={1,2,3,4,5,6}; fp=fopen ("d2.dat",
有以下程序 #include<stdio.h> main() {FILE *fP;int k,n,a[6]={1,2,3,4,5,6}; fp=fopen ("d2.dat","w"); fprintf(fp,"%d%d%d\n",a[0],a[1],a[2]); fprintf(fp,"%d%d%d\n",a[3],a[4],a[5]); fclose (fp); fp=fopen("d2.dat","r"); fscanf(fp,"%d%d",k,n);printf("%d%d\n",k,n); fclose(fp); } 程序运行后的输出结果是。A.1 2B.1 4C.123 4D.123 456
考题
有以下程序:include main(){FLLE *fp;int i=20,j=30,k,n;fp=fopen("d1.dat""w");fprin
有以下程序: #include <stdio.h> main() {FLLE *fp;int i=20,j=30,k,n; fp=fopen("d1.dat""w"); fprintf(fp,"%d\n",i);fprintf(fp,"%d\n",j); fclose(fp); fp=fopen("d1.dar","r"); fp=fscanf(fp,"%d%d",k,n); printf("%d%d\n",k,n); fclose(fp); ) 程序运行后的输出结果是( )。A.20 30B.20 50C.30 50D.30 20
考题
(15)以下程序运行后的输出结果是 【15】 。#include stdio.hmain(){ FILE *fp; int x[6]={1,2,3,4,5,6},i;fp=fopen("test.dat","wb");fwrite(x,sizeof(int),3,fp);rewind(fp);fread(x,sizeof(int),3,fp);for(i=0;i6;i++) printf("%d",x[i]);printf("\n");fclose(fp);}
考题
单选题有以下程序#include main(){ FILE *fp; int k,n,a[6]={1,2,3,4,5,6}; fp=fopen(d2.dat,w); fprintf(fp,%d%d%d,a[0],a[1],a[2]); fprintf(fp,%d%d%d,a[3],a[4],a[5]); fclose(fp); fp=fopen(d2.dat,r); fscanf(fp,%d%d,k,n); printf(%d%d,k,n); fclose(fp);}程序运行后的输出结果是( )。A
123456B
14C
1234D
12
考题
单选题有以下程序:#include main(){ FILE *fp; int k,n,i,a[6]={1,2,3,4,5,6}; fp=fopen(d2.dat,w); for(i=0;i6;i++) fprintf(fp,%d,a[i]); fclose(fp); fp=fopen(d2.dat,r); for(i=0;i3;i++) fscanf(fp,%d%d,k,n); fclose(fp); printf(%d,%d,k,n);}程序运行后的输出结果是( )。A
1,2B
3,4C
5,6D
123,456
考题
单选题有以下程序:#include main(){ FILE *fp; int i,a[6]={1,2,3,4,5,6},k; fp=fopen(data.dat,w+b); fprintf(fp,%d,a[0]); for(i = 1;i 6;i++) { rewind(fp); fprintf(fp,%d,a[i]); } rewind(fp); fscanf(fp,%d,k); fclose(fp); printf(%d,k);}程序运行后的输出结果是( )。A
6B
21C
123456D
654321
考题
单选题有以下程序:#include main(){ FILE *fp; int i,a[6]={1,2,3,4,5,6},k; fp=fopen(data.dat,w+b); fwrite(a[0],sizeof(int),1,fp); for(i = 1;i 6;i++) { fseek(fp,0L,0); fread(k,sizeof(int),1,fp); fseek(fp,0L,0); a[i]+=k; fwrite(a[i],sizeof(int),1,fp); } rewind(fp); fread(k,sizeof(int),1,fp); fclose(fp); printf(%d,k);}程序的运行结果是( )。A
21B
6C
123456D
11
考题
单选题有以下程序:#include main(){ FILE *fp; int i,a[6]={1,2,3,4,5,6},k; fp=fopen(data.dat,w+b); fprintf(fp,%d,a[0]); for(i = 1;i 6;i++) { fseek(fp,0L,0); fscanf(fp,%d,k); fseek(fp,0L,0); fprintf(fp,%d,a[i]+=k); } rewind(fp); fscanf(fp,%d,k); fclose(fp); printf(%d,k);}程序的运行结果是( )。A
21B
6C
123456D
11
热门标签
最新试卷