adplus-dvertising
frame-decoration

Question

What is the output of this C code?
#include <stdio.h>
    int main()
    {
        foo(ary);
    }
    void foo(int **ary)
    {
        int i = 10, k = 10, j = 2;
        int *ary[2];
        ary[0] = &i;
        ary[1] = &j;
        printf("%d\n", ary[0][1]);
    }

a.

10

b.

2

c.

Compile time error

d.

Undefined behaviour

Posted under C Programming

Answer: (d).Undefined behaviour

Engage with the Community - Add Your Comment

Confused About the Answer? Ask for Details Here.

Know the Explanation? Add it Here.

Q. What is the output of this C code? #include <stdio.h> int main() { foo(ary); } void foo(int **ary) { int i = 10, k = 10, j = 2;...

Similar Questions

Discover Related MCQs

Q. To declare a 3 dimension array using pointers, which of the following is the correct syntax:

Q. An array of strings can be initialized by:

Q. Which of the following are generated from char pointer?

Q. Which of the following declaration are illegal?

Q. int a[10][20]; which is true for a

Q. int *b[10]; which is true for b

Q. Which of the following statements are true?
P. Pointer to Array
Q. Multi-dimensional array

Q. Advantage of a multi-dimension array over pointer array

Q. Which of the following operation is possible using a pointer char?
(Assuming declaration char *a;)

Q. Comment on the following two operations?
int *a[] = {{1, 2, 3}, {1, 2, 3, 4}}; //- 1
int b[4][4] = {{1, 2, 3}, {1, 2, 3, 4}};//- 2

Q. Comment on the following two operations?
int *a[] = {{1, 2, 3}, {1, 2, 3, 4}}; //- 1
int b[][] = {{1, 2, 3}, {1, 2, 3, 4}}; //- 2

Q. What does argv and argc indicate in command-line arguments?
(Assuming: int main(int argc, char *argv[]) )

Q. Which of the following syntax is correct for command-line arguments?

a) int main(int var, char *varg[])
b) int main(char *argv[], int argc)
c) int main()
{
int argv, char *argc[];
}
d) none of the mentioned

Q. In linux, argv[0] by command-line argument can be occupied by

Q. What type of array is generally generated in Command-line argument?

Q. What would be the output if we try to execute following segment of code (assuming the following input “cool brother in city”)?

printf(“%s\n”, argv[argc]);

Q. The first argument in command line arguments is

Q. The second (argument vector) in command line arguments is

Q. argv[0] in command line arguments, is

Q. A program that has no command line arguments will have argc