topic/Variable Number of Arguments
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Question No
Title
Type
Marks
586.
What will be the output of the program?#include<stdio.h> #include<stdarg.h> void fun(char *msg, ...); int main() { fun("IndiaBIX", 1, 4, 7, 11, 0); return 0; } void fun(char *msg, ...) { va_list ptr; int num; va_start(ptr, msg); num = va_arg(ptr, int); num = va_arg(ptr, int); printf("%d", num); }
MCQ
5
587.
What will be the output of the program?#include<stdio.h> #include<stdarg.h> void fun1(char, int, int *, float *, char *); void fun2(char ch, ...); void (*p1)(char, int, int *, float *, char *); void (*p2)(char ch, ...); int main() { char ch='A'; int i=10; float f=3.14; char *p="Hello"; p1=fun1; p2=fun2; (*p1)(ch, i, &i, &f, p); (*p2)(ch, i, &i, &f, p); return 0; } void fun1(char ch, int i, int *pi, float *pf, char *p) { printf("%c %d %d %f %s \n", ch, i, *pi, *pf, p); } void fun2(char ch, ...) { int i, *pi; float *pf; char *p; va_list list; printf("%c ", ch); va_start(list, ch); i = va_arg(list, int); printf("%d ", i); pi = va_arg(list, int*); printf("%d ", *pi); pf = va_arg(list, float*); printf("%f ", *pf); p = va_arg(list, char *); printf("%s", p); }
MCQ
5
588.
What will be the output of the program?#include<stdio.h> #include<stdarg.h> void dumplist(int, ...); int main() { dumplist(2, 4, 8); dumplist(3, 6, 9, 7); return 0; } void dumplist(int n, ...) { va_list p; int i; va_start(p, n); while(n-->0) { i = va_arg(p, int); printf("%d", i); } va_end(p); printf("\n"); }
MCQ
5
589.
What will be the output of the program?#include<stdio.h> #include<stdarg.h> void display(int num, ...); int main() { display(4, 'A', 'B', 'C', 'D'); return 0; } void display(int num, ...) { char c, c1; int j; va_list ptr, ptr1; va_start(ptr, num); va_start(ptr1, num); for(j=1; j<=num; j++) { c = va_arg(ptr, int); printf("%c", c); c1 = va_arg(ptr1, int); printf("%d\n", c1); } }
MCQ
5
590.
What will be the output of the program?#include<stdio.h> #include<stdarg.h> void fun1(int num, ...); void fun2(int num, ...); int main() { fun1(1, "Apple", "Boys", "Cats", "Dogs"); fun2(2, 12, 13, 14); return 0; } void fun1(int num, ...) { char *str; va_list ptr; va_start(ptr, num); str = va_arg(ptr, char *); printf("%s ", str); } void fun2(int num, ...) { va_list ptr; va_start(ptr, num); num = va_arg(ptr, int); printf("%d", num); }
MCQ
5