ActiveX
ActiveX is Microsoft technology used for developing reusable object oriented software components.
Adware
Adware or advertising-supported software is any software package which automatically plays, displays, or downloads advertising material to a computer after the software is installed on it or while the application is being used.
Applet
A small Java application that is downloaded by by a Java enabled web browser. Once it has been downloaded, the applet will run on the user's computer. Common applets include drawing programs, calculators and games.
Application
Computer software that performs a task or set of tasks, such as word processing or drawing. Applications are commonly referrer to as programs.
