Version control systems keep track of multiple versions of a source file. They provide a more powerful alternative to keeping backup files. From : www.nongnu.org/emacsdoc-fr/manuel/glossary.html
Management of changes or revisions to a specific baseline software module or application. Software version control provides a mechanism to control changes and to return to any previous revision of the application or module.
From : www.atlab.com/LIMS/glossaryp-t.html