How to "Delete administrator Password" without any software: ~ !!!! FACELESS !!!!

Method 1:Boot up with DOS and delete thesam.exe and sam.logfiles fromWindows\system32\config in your hard drive.Now when you boot up in NT the passwordon your built-in administrator account which will be blank (i.e No password).This solution works only if your hard drive is FAT kind.Method 2:Step 1. Put your hard disk of your computer in any other pc .Step 2. Boot that computer and use your hard