Meta interview question
Coding is the basic algorithm coding challenging. System interview will ask more details questions regarding with Linux and networking, like what happens when you typed 'ls' in the terminal.
Interview Answer
Anonymous
30 Jan 2017
your shell process forks and waits on son's process to finish. The son process execv's /bin/ls (with parameters you sent), run, and returns output to same output as of the shell's process output - usually the screen unless used an output redirection.