43)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 ”); 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

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統計: A(0), B(0), C(2), D(0), E(0) #523240