Which of the following is an external variable in the following C code?
#include <stdio.h>
int func (int a)
{
int b;
return b;
}
int main()
{
int c;
func (c);
}
int d;
#include <stdio.h>
int func (int a)
{
int b;
return b;
}
int main()
{
int c;
func (c);
}
int d;A. a
B. b
C. c
D. d
Answer: Option D
Related Questions on Function
In C, what is a function primarily used for?
A. Decision making
B. Variable declaration
C. Code organization and reusability
D. Printing output
What is the purpose of a function prototype in C?
A. To declare a function's return type
B. To declare a function's name
C. To declare a function's parameters and return type
D. To declare a function's name and parameters
In C, how are function arguments passed by default?
A. By value
B. By reference
C. By pointer
D. By address
Join The Discussion