The act of writing a computer program. A language programmers use to communicate instructions to a computer. ROM in which the user can load read-only programs and data. Prompt A program-generated message describing what should be entered. Proprietary software package Vendor-developed software that is marketed to the public.
Protocols See communications protocols .
A model of a full-scale system. Prototyping An approach to systems development that results in a prototype system. Pseudocode Nonexecutable program code used as an aid to develop and document structured programs.