(1) See domain extension.
(2) A program module that adds functionality to an application or system program. For example, added capabilities to the Firefox browser are called "extensions" (see Firefox extension); however, the same type of add-on module for Photoshop is called a "plug-in" (see Photoshop plug-in).
Executable modules that enhance the Mac operating system are called "extensions," while enhancements to the Windows OS are called "dynamic link libraries" (see DLL).
(2) A program module that adds functionality to an application or system program. For example, added capabilities to the Firefox browser are called "extensions" (see Firefox extension); however, the same type of add-on module for Photoshop is called a "plug-in" (see Photoshop plug-in).
Executable modules that enhance the Mac operating system are called "extensions," while enhancements to the Windows OS are called "dynamic link libraries" (see DLL).
 | Reproduced with permission from Computer Desktop Encyclopedia. Copyright (c) 1981-2009 The Computer Language Company Inc. All rights reserved. |
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