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8.3 Alias
Windows will assign a short filename, called an “alias,” to each file with a long name so these files can be used with programs that don’t support long filenames. The short filename can have a maximum of 8 characters and a 3-character extension.
Application File Icons
Icons that start an application (word processor or spreadsheet program).
Copy
To duplicate a selection, file, folder, and so forth so that you can place it in another position or location.
Destination
When copying or moving a file, the location (disk and/or folder) where the copied or moved file will reside.
Disk Cleanup
A program that enables you to clear your disk of unnecessary files.
Disk Defragmenter
Rearranges disk files, storing each file in contiguous blocks.
Document File Icons
Icons that share the same distinctive feature, a piece of paper with a superimposed graphic, that help create a link between a document and an application.
Extension
The part of a filename that comes after the period, called a “dot;” it usually has two or three characters in older operating systems and up to four characters in Windows 95 and following; typically identifies the type of file.
Filename
A name assigned to a file for identification.
Fragmented Files
Files that are not stored in contiguous clusters, but rather are divided into subparts that are stored in different disk location. It takes longer for a disk drive to access fragmented files than unfragmented files.
Move
To cut or remove a selection, file, folder and so forth from one position or location and place (paste) it in another position or location.
Parent Folder
A folder containing one or more subfolders.
Source
When copying a file, the file that is being copied.
Subfolder
A folder within another folder.