ABSTRACTThe fundamental concepts required to understand the operation of any computerized food management information system are presented in this paper. The major components of every information system (input‐ processing ‐ output) are reviewed from the standpoint of foodservice management. Although the material is placed in the context of an actual system developed by the authors, the concept is applicable to every foodservice facility. Algebraic expressions are developed to demonstrate how the computer can be utilized to obtain required informat