Explain kernal and shell?

724

What is directory unix?

673

Does mac use unix?

652

What is Process id in unix?

710

Is unix portable?

698

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:

1925

How do you delete a file in unix?

683

Is mac terminal unix?

621

Explain how do you execute one program from within another?

682

Who owns unix?

644

Why was unix created?

644

Explain the performance differences between user-space threads and kernel-supported threads.?

772

What are the hidden files in unix?

744

What is ipc in unix?

725

How to list directories in unix?

716