1. Seminar on Management Information System DEEPAK KUMAR M B A 3 RD S E M . RAI BUSINESS SCHOOL, NEW DELHI
2. Information System & its components An information system can be defined technically as a set of interrelated components that collect (or retrieve), process, store, and distribute information to support decision making and control in an organization. In addition to supporting decision making, coordination, and control, information systems may also help managers and workers analyze problems, visualize complex subjects, and create new products.
3. Functions of MIS :-
4. Components Of MIS :- 1. Resources of people: (end users and IS specialists, system analyst, programmers, data administrators etc.). 2. Hardware: (Physical computer equipments and associate device, machines and media). 3. Software: (programs and procedures). 4. Data: (data and knowledge bases) 5. Networks: (communications media and network support).
5. 1.Resources of people End users: (also called users or clients) are people who use an information system or the information it produces. They can be accountants, salespersons, engineers, clerks, customer s, or managers. IS Specialists: people who actually develop and operate information systems. They include systems analysts, programmers, testers, computer operators, and other managerial, technical, and clerical IS personnel.
6. 2. Hardware Resources Machines: as computers and other equipment along with all data media, objects on which data is recorded and saved. Computer systems: consist of variety of interconnected peripheral devices. Examples are microcomputer systems, midrange computer systems, and large computer systems.
7. 3. Software Resources Software Resources includes: System software, such as an operating system Application software, which are programs that direct processing for a particular use of computers by end users.
8. Cont’d 4.Data ResourcesData resources include data (which is raw material of information systems) and database. Data can take many forms, including traditional alphanumeric data, composed of numbers and alphabetical and other characters 5.Network Resources Telecommunications networks like the Internet, intranets, and extranets have become essential to the successful operations of all types of organizations and their computer-based information systems.
9. The new roles Information Systems playing in organizations The Widening Scope of Information Systems The Network Revolution and the Internet Information systems play important role because of soaring power and declining cost of computer technology. The most widely used network is the Internet. Separating work from location It is possible now to organize globally while working locally. Many workers can work remotely from their homes or cars Collaborative teamwork across thousands of miles is a reality.
10. Cont’d Reorganizing work flows Electronic work flows have reduced the cost of operations in many companies by displacing paper and the manual routines. Improved work-flow management has enabled corporations to cut costs significantly and improve customer service.
11. Enterprise Information Systems An enterprise information system is generally any kind of computing system that is of "enterprise class". This means typically offering high quality of service, dealing with large volumes of data and capable of supporting some large organization Enterprise information systems provide a technology platform that enables organizations to integrate and coordinate their business processes.
12. Cont’d The purpose of any information system is to support the activities of an organization. EIS :- Supports upper management in discovering problems and opportunities High speed
14. GDSS GDSS is an interactive computer-based system that facilitates the solution of unstructured problems by a set of decision makers working together as a group. GDSS have been developed in response to the growing concern over the quality and effectiveness of meetings. In general, DSS focus on individual decision making, while GDSS support decision making by a group. The three elements of GDSS: Hardware, software tools people