desktop(The work area on a computer screen that simulates the top of an actual desk. The desktop contains the Recycle Bin and other icons (shortcuts to programs, files, folders, and various types of documents such as letters, reports, or pictures) that you can arrange on the electronic desktop just as you would arrange real objects on top of a desk)
Active Desktop(One of the two components installed with Windows Desktop Update. Active Desktop allows users to add active content, such as a stock ticker, to their desktop, taskbar, or folders. Users can also single-click files to run and open them. Active Desktop can be disabled in the Internet Explorer Administration Kit, even if Windows Desktop Update is installed)