computer-based information system definition
Computer Based Information System (CBIS) is an information system in which the computer plays a major role. Such a system consists of the following elements: 1  Hardware: The term hardware refers to machinery. Data: Data are facts that are used by program to produce useful information. 2  Like programs, data are generally stored in machine-readable from on disk or tape until the computer needs them. 3  Procedures: Procedures are the policies that govern the operation of a computer system.