Storage class interview questions in c

Storage
class interview questions in c programming

1. What is problem in following code?

void main(){

    int a=5;

static int i=a+5;

printf(“%d”,i);

}

2. Tell any five properties of auto variables?

3.

What is problem in following code?

void main(){

    register a,b,sum;

scanf(“%d%d”,&a,&b);

sum=a+b;

printf(“%d”,sum);

}

4. Can we declare same variables in two times globally?

5.