执行以下程序后,test.txt文件的内容是(若文件能正常打开) ( )。#include <stdio.h>#include <stdlib.h>main( ) FILE * fp; char * s1 = "Fortran" , * s2 = "Basic"; if((fp = fopen( "test. txt" ," wb" )) = = NULL) prinff( "Can’t open test. txt file \n"); exit(1); fwrite( s1 ,7,1 ,fp); /* 把从地址s1开始到7个字符写到fp所指文件中*/ fseek(fp,OL,SEEK_SET); /*文件位置指针移到文件开头*/ fwrite (s2,5,1,fp); felose (fp);
A: Basiean
B: BasieFortran
C: Basic
D: FortranBasie
A: Basiean
B: BasieFortran
C: Basic
D: FortranBasie
举一反三
- 执行以下程序后,test.txt文件的内容是(若文件能正常打开)______。 #include<stdio.h> main() FILE*fp; char*s1="Fortran",*s2="Basic"; if((fp=fopen("test.txt","wb")==NULL) printf("Can’t open test.txt file\n");exit(1); fwrite(s1,7,1,fp);/*把从地址s1开始的7个字符写到fp所指文件中*/ fseek(fp,0L,SEEK_SET);/*文件位置指针移到文件开头*/ fwrite(s2,5,1,fp); fclose(fp); A: Basican B: BasicFortran C: Basic D: FortranBasic
- 执行以下程序后,test.txt文件的内容是(若文件能正常打开)______。#include <stdio.h>main(){ FILE *fp; char *s1="Fortran",*s2="Basic"; if((fp=fopen("test.txt","wb"))==NULL) { printf("Can't open test.txt file\n");exit(1);} fwrite(s1,7,1,fp);/*把从地址s1开始的7个字符写到fp所指文件中*/ fseek(fp, 0L,SEEK_SET);/*文件位置指针移到文件开头*/ fwrite(s2,5,1,fp); fclose(fp);} A: Basican B: BasicFortran C: Basic D: FortranBasic
- 执行以下程序后,test.txt文件的内容是(若文件能正常打开)()。#include main(){ FILE *fp;char *s1="Fortran",*s2="Basic";if((fp=fopen("test.txt","wb"))==NULL){ printf("Can’’t open test.txt file\n"); exit(1);}fwrite(s1,7,1,fp); /*把从地址s1开始的7个字符写到fp所指文件中*/f seek(fp, 0L,SEEK_SET); /*文件位置指针移到文件开头*/fwrite(s2,5,1,fp);fclose(fp);} A: Basican B: BasicFortran C: Basic D: FortranBasic
- 执行以下程序后,test.txt文件的内容是(若文件能正常打开)______。#includemain() FILE *fp; char *s1="Fortran",*s2="Basic"; if((fp=fopen("test.txt","wb"))==NULL) printf("Can′t open test.txt file\n");exit(1); fwrite(s1,7,1,fp); /*把从地址s1开始的7个字符写到fp所指文件中*/ fseek(fp,0L,SEEK_SET); /*文件位置指针移到文件开头*/ fwrite(s2,5,1,fp); fclose(fp); A: Basican B: BasicFortran C: Basic D: FortranBasic
- 执行以下程序后,test.txt文件的内容是【 】。(若文件能正常打开) #include main() {FILE * fp; char*sl="Fortran",*s2="Basic"; if((fp=fopen("test.txt","wb"))==NULL) {printf("Can’t open test.txt file\n");exit(1);} fwrite(sl,7,1,fp);/*把从地址sl开始的7个字符写到fp所指文件中*/ fseek(fp,0L,SEEK_SET);/*文件位置指针移到文件开头*/ fwrite(s2,5,1,fp); fclose(fp); } A: Basican B: BasicFortran C: Basic D: FortranBasic