1. Using Long Filenames Example: Financial Report.doc
Filename: 1 to 255 characters in length
You can use uppercase and lowercase (case-aware, but not case-sensitive)
You can use spaces and periods
You cannot use these characters:
\ / : * ? “ < > |

2. Using Long Filenames Example: Financial Report.doc
Filenames consist of two parts:
Main part of filename: Financial Report
File extension: doc
Main part of filename identifies the contents of the file
File extension identifies the file type
The last period separates the file extension from the main part of the filename
Windows typically associates a file extension with an application installed on a computer

3. Using Long Filenames Naming Folders Example: Program Files
Folder names follow the same guidelines for naming files
Folder names usually do not have a file extension

4. MS-DOS Filenames Example: RESUME.DOC Filename: 1 to 8 characters
File extension: 1 to 3 characters
DOS only uses uppercase
You cannot use spaces
A single period separates the file extension from the filename
You cannot use these characters:
\ / : * ? “ < > | = ; , [ ]

5. Value of Long Filenames
Example of:
Windows 95/98/NT4/2000/ME/XP Filename:
First Quarter Sales Summary.doc
MS-DOS or Windows 3.x Filename:
QTR1SLS.DOC or QTR1_SLS.DOC

6. Using Long Filenames
Application and system filenames follow the MS-DOS naming conventions
Examples:
Microsoft Word winword.exe
Explorer EXPLORER.EXE
Font View FONTVIEW.EXE
Disk Cleanup CLEANMGR.EXE

7. Using Long Filenames
System and application folders may or may not follow the MS-DOS naming conventions
Windows folder: WINDOWS
WINNT
WIN98
Long Filenames: Program Files
My Documents
Temporary Internet Files
Offline Web Pages
Microsoft Office
Internet Explorer
Accessories