1. Session III

2. Information Systems A system, whether automated or manual, that comprises people, machines, and/or methods organized to collect, process, transmit, and disseminate data that represent user information.systemprocessdatauser information RAW DATA + PROCESS = MEANINGFUL INFORMATION

3. Executive information system A computer-based system intended to facilitate and support the information and decision making needs of senior executives by providing easy access to both internal and external information relevant to meeting the strategic goals of the organization. It is commonly considered as a specialized form of Decision Support System (DSS).

4. Advantages of EIS Easy for upper-level executives to use, extensive computer experience is not required in operations Provides timely delivery of company summary information Information that is provided is better understanding Filters data for management Improves to tracking information

5. Disadvantages of EIS Functions are limited, can not perform complex calculations Hard to quantify benefits and to justify implementation of an EIS Executives may encounter overloaded information System may become slow, large, and hard to manage Difficult to keep current data

6. Decision Support Systems Class of computer-based information systems or knowledge based systems that, in very different manner, support decision making activities.

7. Applications of DSS database research, artificial intelligence, human-computer interaction, simulation methods, software engineering, and telecommunications

8. Knowledge Work System one who works primarily with information or one who develops and uses knowledge in the workplace – Knowledge Worker

9. Transaction Processing systems In computer science, a transaction is a group of logical operations that must all succeed or fail as a group. Systems dedicated to supporting such operations are known as transaction processing systems.

10. Management Information Systems MIS is the designation for the field of computer solutions internal to an organization. An MIS department is typically responsible for administering the computer hardware, software, and networking within a company or group.

11. MIS Definition … 1. An organized approach to gathering data from inside and outside the company and processing it by computer to produce current, accurate, and informative reports for decision makers; 2. A system that provides management with needed information on a regular basis.

12. Office Automation Systems Office automation systems (OAS) are configurations of networked computer hardware and software

13. Functions of OAS (1) electronic publishing (2) electronic communication (3) electronic collaboration (4) image processing (5) office management

14. Electronic Publishing & Communication word processing and desktop publishing electronic mail (e-mail), voice mail, facsimile (fax), and desktop videoconferencing.

15. Electronic collaboration & Image processing electronic meeting teleconferencing electronic document management, presentation graphics, and multimedia systems. Imaging systems convert text, drawings, and photographs into digital form that can be stored in a computer

16. Office Management electronic office accessories, electronic scheduling, and task management