What will be the output of the following C code?
#include <stdio.h>
register int x;
void main()
{
printf("%d", x);
}
#include <stdio.h>
register int x;
void main()
{
printf("%d", x);
}A. Varies
B. 0
C. Junk value
D. Compile time error
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
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