However, if we plan to modify A so that it doesn’t use B, solely A must be free; B is not pertinent to that plan. A program is free software if it offers customers adequately all of these freedoms. While we can distinguish various nonfree distribution schemes by way of how far they fall short of being free, we consider them all equally unethical. The free software definition presents the criteria for whether or not a specific computer software qualifies as free software. From time to time we revise this definition, to make clear it or to resolve questions about refined issues. See the History sectionbelow for a listing of changes that affect the definition of free software. With these freedoms, the users management this system and what it does for them.

Data administration is supported by database administration techniques, whereas spreadsheet software assists in data evaluation. For the needs of authoring and presentation, users employ the functions software for word processing, desktop publishing, presentation, and multimedia authoring. Personal information management software is used to track activities and private notes. Communications software permits the user to hook up with a telecommunications network so as to trade info with other customers …