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