1. University of Palestine College of Business Administration Presented by : Hanaa Omar Alqaroot. Presented To : Elmassriy. Mr.Eyad. 26, November 2009.

2. Table Of Contents  Definition of information system  Classifications of information system  Types of information system  Benefits of information system  Disadvantages of information system  Challenges of information system  Opportunities of information system

3. A system for managing and processing information, usually computer-based. Also, a functional group within a business that manages the development and operations. of the business’s information. Definition of information system Classifications of information system  Transaction Processing Systems (TPS)  Decision Support Systems (DSS)  Expert Information Systems (EIS)  Management Information Systems (MIS)  Office Automation Systems (OAS)

4.  Transaction Processing Systems (TPS) designed to process routine transactions efficiently and accurately. A business will have several (sometimes many).  Decision Support Systems (DSS) designed to help management make decisions in situations where there is uncertainty about the possible outcomes of those decisions.  Executive Support Systems (ESS) It gathers, analyses and summarizes the key internal and external information used in the business.

5.  Management Information Systems (MIS) Take data from the transaction processing systems (see below) and summarize it into a series of management reports.  Office Automation Systems (OAS) improve the productivity of employees who need to process data Types of information system  Informal Information System  Formal Information System

6. Benefits of information system  Central access  Easy backup  Central distribution of information  Easy record-keeping  Easy tax preparation  Easy customer trait identification

7. Disadvantages of information system  Limited functionality, by design  Information overload for some managers  Benefits hard to quantify  System may become slow, large, and hard to manage  Need good internal processes for data management  May lead to less reliable and less secure data  System dependent

8. Challenges faces information system 1.Workforce downsizing 2.Information overload 3.Employee mistrust 4.Difficult to built 5.Security breaches

9. Opportunities of information system 1.Enhanced global competitiveness 2.Capture market opportunities 3.Support corporate strategy 4.Enhance worker productivity 5.Improve quality of goods and services

10. Conclusion Information Systems are indispensable to the business, industry, academia and any organization to meet the future challenges.