Home » Technical Questions » Programming

Would the following program compile? main() { int a = 10, j; void k; J = k = &a; J++; k++; printf ("\n%u %u", j, k); }

Correct Answer: An error would be reported in the statement k++ since arithmetic on void pointers is not permitted unless the void pointer is appropriately typecasted

← Previous Question Next Question→

More Questions from Programming

How would you eliminate the warning generated on complaining the following program? main() { char far *scr; scr = 0xB8000000; *scr = 'A'; }
What would be the output of the following program? main() { char ch ='A'; printf ("%d%d", sizeof (ch), sizeof ('A')); }
Point out the error, ifany, in the followingb code? typedef struct { int data; NODEPTR link; } *NODEPTR;
If the following structure is written to a file using fwrite(), can fread() read it back successfully? struct emp { char *n; int age; }; struct emp e = { "Sujay",15}; FILE *fp; fwrite (&e, sizeof (e), 1, fp);
What would be the output of the following program? main() { struct emp { char *n; int age; }; struct emp e1 = { "Dravid", 23}; struct emp e2 = e1; strupr (e2.n); printf ("\n%s",e1.n); }
How would you check whether the contents of two structure variables are same or not?
Point out the error, if any, in the following program. # include "stdio.h" main() { FILE *fp; char str[80]; fp = fopen ("trail", "r"); while (!feof (fp)) { fgets (str, 80, fp); puts (str); } fclose (fp); }
What would be the output of the following program? /* sample.c */ main ( int argc, char **argv ) { argc = argc - (argc -1); printf ("%s", argv[argc - 1]); }
If the following program (myprog) is run from the command line as myprog 1 2 3 what would be the output? main(int argc, char *argv[]) { int i, j = 0; for (i = 0; i < argc ; i++) j = j + atoi ( argv[i]); printf ("%d", j); }
What would be the output of the following program ? main() { unsigned int a = oxffff; ~a; printf ("%x", a); }

Discussion & Comments

No comments yet. Be the first to comment!

Join Discussion

Would the following program compile? main() { int a = 10, *j; void *k; J = k = &a; J++; k++; printf ("\n%u %u", j, k); }

More Questions from Programming

Discussion & Comments

Would the following program compile? main() { int a = 10, j; void k; J = k = &a; J++; k++; printf ("\n%u %u", j, k); }