- noun interactive processing in which a user enters commands and data on a terminal which is linked to a central computer, with results being displayed on-screen.
- The processing of transactions the instant each is received by, or entered into, a computer system. online transaction processing not only maintains all master files constantly current, it also enables entering or retrieving information without delays in either process. Used, for instance in mail order businesses which have multiple locations which accept Internet, telephone, and fax orders. Also called online transaction processing, or real-time transaction processing.
Information & Library Science
- noun the way in which a computer deals with instructions given by the user