Is ios based on unix?

877

What does shebang mean in unix?

837

How can you kill a process in unix?

852

Why is it that it is not advisable to use root as the default login?

956

Is unix multiuser?

799

What is YACC?

1068

What is grep|sort give example?

841

How do I run a .sh file in unix?

863

What is unix environment?

886

Which command is used to copy files?

1125

Which file system is used in unix?

931

How do I grep multiple patterns in unix?

970

When i run a programm of orphan process. Instead of getting child's parent (ppid)=1 ..i get 1400 and it varies as per system. How can i findthe right soluion??? My pgm: #include # include int main() { int pid; pid=fork(); if(pid < 0) {exit(-1);} else if(pid==0) { printf("Child Process is Sleeping ..."); sleep(10); printf("Orphan Child's Parent ID : %u ",getppid()); } else { printf("Parent Process Completed ... %u ",getpid()); exit(0); } return 0; } Output:

2204

Is there any method to erase all files in the current directory, along with its all sub-directories, by using only one command?

1150

Is mac built on unix?

854