Renaming a directory in MS-DOS is much like renaming a file use the ren or rename command to rename the directory. Because you cannot have a file and directory that have the same name you will not need to worry about mistakenly renaming a file instead of a directory, unless you're using wild characters.
Normal balance is the accounting classification of an account. It is part of double-entry book-keeping technique. An account has either credit (Abbrev. CR) or debit (Abbrev.
All accounts, including retained earnings, possess a normal, positive balance that displays as either a debit or a credit. When their values increase, those increases appear on the side that is normal to that account while decreases appear on the opposite side.