Software that controls the operation of a computer and has highest priority. Operating systems are the primary example. Contrast with application program. See operating system, network control program and CPM.
"control program." YourDictionary, n.d. Web. 15 May 2018. <http://www.yourdictionary.com/control-program>.
control program. (n.d.). Retrieved May 15th, 2018, from http://www.yourdictionary.com/control-program