BASIC STRUCTURAL CONCEPTS
The architecture of an enterprise information system determines relation of its individual parts with its surrounding environment. An effective use of information system requires, apart from other things, its painless integration in to the enterprise management system. The information system architecture can be seen by different angels. The structural design of information system might be closely interconnected with enterprise organizational architecture.
There are certain basic concepts relating to the structure of management information system .They are:
FORMAL AND INFORMAL INFORMATION SYSTEM
The information processing system in an organization can be divided into two categories namely public system and private system.
- Public information system
Public information system is a part of an organization and used by the relevant persons in an organization. Such information can be utilized by all personnel who have authority to access the information.
- Private information system
On the other hand private information system are kept by individuals . private system may help and supplement the public system .There are both formal and informal system with in the public and private system.
- Formal information system
The formal information system are represented by records and document .There are certain well prescribed rules and procedures to be followed in formal information system.
- Informal information system
The informal information system also process information needed for organizational functioning .But such an information system is not represented by any records and documents.
- Formal public information system
Management information system with its specified rules and procedures is a part of the formal public system .
- Informal public information system
In addition to the public formal system ,there also exist informal public system in order to provide benefits to all persons in the organization who really need such information .strict rules and procedures may not be
found in such systems .
- Formal private information system
Besides these formal and informal public information system , there are also formal and informal private system in an organization.
- Private informal information system
Many individuals may maintain their own private informal information system for discharging their duties more effectively and efficiently .
0 Comments