The operations required to remove a file in Unix$/$Linux file system $($FFS$)$ include $($in a sequential order$)$: a$)$ Return all the disk blocks to the pool of free disk blocks. b$)$ Remove the file of its directory. c$)$ Release the i$-$node to the pool of free i$-$nodes. $1.$ What is the potential damage if the OS crashes between $($b$)$ and $($c$)($i$.$e$.,$ operation $($a$),($b$)$ were finished, but $($c$)$ didn't start yet$)?2.$ What is the potential damage if the OS crashes between $($a$)$ and $($b$)($i$.$e$.,$ operation $($a$)$ was finished, but $($b$)$ didn't start yet$)?$