1. Information Systems Jack G. Zheng May 12 th, 2008 MIS Chapter 1

2. 2 Overview What is information systems? What the key elements of information systems?

3. 3 Information System Information system is An information system A system to support information movement and processing A computer system Facilitated by computing technologies A human system Welcome to the human network

4. 4 Information Data Information Knowledge/Business Intelligence (BI)

5. 5 Information Age Information processing becomes the major activity in our work and life, and is advanced by computer and telecommunication technologies (Information Technology) Began in the latter half of the 20 th century (after the industrial age)

6. 6 Information Technology Hardware Software Architecture The value of IT?

7. 7 Human Individuals End users: staff, managers, decision makers, CIOs, customers, etc. Maintenance: tech supports, system administrators Developers: analysts, architects, programmers, QAs, etc. Collection of individuals Groups, organizations, companies, governments, communities, etc.

8. 8 Environment Information System: A System Perspective Information PeopleTechnology Input Output Boundary Purpose Processing

9. 9 Good Resources How much information 2003 http://www.sims.berkeley.edu/research/projects/how- much-info-2003/index.htm http://www.sims.berkeley.edu/research/projects/how- much-info-2003/index.htm Data, information, knowledge and wisdom http://www.systems- thinking.org/dikw/dikw.htm http://www.systems- thinking.org/dikw/dikw.htm