PROGRAM, PROGRAM CONSTRUCTION METHOD, STORAGE MEDIUM, PROGRAM CONSTRUCTION SYSTEM, AND TERMINAL DEVICE

An information processing system which constructs a program by combining a plurality of functional units, has an information table for management of components, etc. each of which is a functional unit of a program, and the information table stores plural pieces of management information for individual management of the use record of each component so that the information can be referred to as the reference of reliability when the component is reused, and the management information can be sequentially updated based on the actual use record.