What is the output of this progarm?
#include<stdio.h>
#include<unistd.h>
int main()
{
pid_t child;
int a, b;
a = 10;
b = 20;
child = fork();
a = a + b;
if(child > 0){
printf("%d\n",a);
}
return 0;
}
#include<stdio.h>
#include<unistd.h>
int main()
{
pid_t child;
int a, b;
a = 10;
b = 20;
child = fork();
a = a + b;
if(child > 0){
printf("%d\n",a);
}
return 0;
}A. 10
B. 30
C. 50
D. none of the mentioned
Answer: Option B

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