- Define close system two open system
- A closed system is defined as a system which is self contained. It does not exchange material, information or energy with its environment.
- open system exchanges information, material & energy with the environment i/c random & undefined inputs, examples are biological system & organizational system.
- Information systems are distinct from information technology in that an information system has an information technology component that interacts with the people and processes components.           
- A properly-designed is an interactive software-based system intended to help decision makers compile useful information from raw data, documents, personal knowledge, and/or business models to identify and solve problems and make decisions
- Information systems are distinct from information technology in that an information system has an information technology component that interacts with the people and processes components
-.is a reseached based approach for creati ng stru8cturesd documents and communication that are clear.
6. what is i information technology.
- is the study designed development implementation support management of computer.
