If users passwords expire in 60 days, why do you also have a cron job to reset passwords every 60 days? Let the users update their own passwords when login notifies them that their password will...
Assuming: You want to checksum the directory file itself ( that is what your command seems to imply) then you need read and execute privilege on ravi. You can also get errors when the directory file...
It is not a recommended practice but yes, multiple users can share the same userid. You can have multiple entries with the same user id, but different home directories, gecos, shells and password....