Question: Draw a process tree from init to those three commands. when the user types:who | grep gandalf | wc - 1 Add fork, exec, wait,

Draw a process tree from init to those three commands. when the user types:who | grep gandalf |wc-1
Add fork, exec, wait, dup2 and pipe system calls between any two processes affecting each other.
Draw a process tree from init to those three commands. when

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