#include
#include
#include
int main()
{
int pid,status;
char comd[20];pid=fork();
if(pid==0)
{
printf("child process\n");
while(strcmp(comd,"exit")!=0)
{
printf("[user@localhost~]$");
gets(comd);
system(comd);
}
exit(0);
}
else
{
wait(&status);
printf("parent process\n");
}
} **************************************** OUTPUT: Child process [user @ localhost ~]$ exit Parent process [student @ localhost ~]$ ****************************************