What will be the output of the following C code?
#include <stdio.h>
int add(int a, int b)
{
return a + b;
}
int main()
{
int (*fn_ptr)(int, int);
fn_ptr = add;
printf("The sum of two numbers is: %d", (int)fn_ptr(2, 3));
}
#include <stdio.h>
int add(int a, int b)
{
return a + b;
}
int main()
{
int (*fn_ptr)(int, int);
fn_ptr = add;
printf("The sum of two numbers is: %d", (int)fn_ptr(2, 3));
}A. Compile time error, declaration of a function inside main
B. Compile time error, no definition of function fn_ptr
C. Compile time error, illegal application of statement fn_ptr = add
D. No Run time error, output is 5
Answer: Option D
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A. Decision making
B. Code organization
C. Variable declaration
D. Storing values
In C, how do you declare a pointer variable that can store the address of an integer?
A. int *ptr;
B. ptr int;
C. int ptr;
D. ptr *int;
What is the purpose of the '->' operator in C when used with pointers?
A. Arithmetic operation
B. Indirection operator
C. Member access operator
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