Neither of those commands would delete anything. By design Windows uses the DAC ACL model or discretionary access control. When a user profile is created that user is the owner of their user directory. My the DAC design the owner has the discretion to grant access to their directory. Even if you are an administrator you do not have permissions to do anything on another users directory; however, as a member of the administrators group you have the ability to take ownership (the first command TAKEOWN) of their user directory. By the DAC model you now have the ability to grant permissions since you are the owner. After granting access (the second command CACLS) you can then delete the directory if you want either by...