Program to Create dual processes using fork system call

#include"myHeader.h"
main()
{
fork(); fork(); fork();
printf("pid:%d ppid:%d \n",getpid(),getppid());
}

OutPut:

madan@madan-Lenovo-G570:~/madan/osconcepts$ cc ex3.c
madan@madan-Lenovo-G570:~/madan/osconcepts$ ./a.out
pid:3351 ppid:2817 
pid:3353 ppid:3351 
pid:3356 ppid:3353 
pid:3352 ppid:3351 
pid:3354 ppid:1144 
pid:3357 ppid:1144 
pid:3355 ppid:1144 
pid:3358 ppid:1144

Categories: Interview Purpous, Unix Programing