Table of Content

In C Programming (Multiple Choice Question 2 ) Static Storage Class

#include<stdio.h>
void main()
{
static num = 4;
printf("%d ",--num);
if(num)
   main();
}

Options :

1. 43210
2. 3210
3. Infinite Times 4
4. Compile or Run Time Error

Why & How ?

• Pre Increment : Refer Here
• Storage Class is Static
• Static Storage class in initialized Once
• Static Storage class can be Modified number of times
• During Execution Static num is Initialized to 4.
• We are printing number as (-num) i.e [ First Decrement then Print ]
• During Second Call to Main Value of num is 3 instead of 4.