1 McGraw-Hill/Irwin Learning Objectives Introduction: What is IT/IS? Why IT/IS? IS in Business –...
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2 McGraw-Hill/Irwin Information Systems Framework Ch. 11 & 12 Ch. 5, 6 7 & 8 Ch. 9 & 10 Ch. 1 & 2 Ch. 13 & 14 Ch. 3 & 4
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Transcript of 1 McGraw-Hill/Irwin Learning Objectives Introduction: What is IT/IS? Why IT/IS? IS in Business –...
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McGraw-Hill/Irwin
Information Systems Framework
Ch. 11 & 12
Ch. 5, 6 7 & 8
Ch. 9 & 10 Ch. 1 & 2
Ch. 13 & 14
Ch. 3 & 4
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McGraw-Hill/Irwin
What is a system? A group of
interrelated or interacting elements forming a unified whole, OR
interrelated components working together toward a common goal by accepting inputs and producing outputs in an organized transformation process (dynamic system).
Add feedback and control loops…
cybernetic system Self-monitoring Self-regulating
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Other System Characteristics
A systems exists in an environment
A subsystem is a component of a larger system.
Systems in the same environment use shared boundary, or interface.
Open (vs. closed) system
Adaptive system
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Components of an Information System
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Data ≠ Information
1200100
WestCharles Mann
79154 TM Shoes
Monthly Sales Report for West Region
Sales Rep: Charles MannEmp No. 79154Item Qty Sold PriceTM Shoes 1200 $100
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Information Products
Focus on the end-user
Information Products are result of IS activities: Input Processing Output Storage Control
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Major Roles of IS
Support CompetitiveAdvantage
Support BusinessDecision Making
Support of Business Processes and Operations
Executive Level
Managerial Level
Functional
Level
Strategic Leadership
Tactical Management
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Information Systems: The Past1950s – 1960s
Data processing; automation
1960s – 1970s Management reporting; pre-specified information
1970s – 1980s Modeling; decision-support
1980s – 1990s Team collaboration; executive support; expert systems; strategic IS
Figure 1.11 Page 22
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The Present and the Future
Electronic Commerce
Buying & selling, and marketing & servicing of products, services, & information.
Virtual stores; click-and-mortar stores
Figure 1.11 Page 22
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The Present and the Future
E-Business Internet, Intranet, Extranet, etc.
for Business processes for Electronic commerce For enterprise communication & collaboration
Connecting with customers, suppliers, & other business stakeholders
Virtual teams (location-independence)
Figure 1.11 Page 22
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Types of Information Systems
For operations support:
Transaction processing systems(batch or real-time)
Process Control Systems(industrial processes)
Enterprise Collaboration Systems(office automation; team communication/productivity)
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Types of Information Systems
For management support:
Management Information Systems(pre-defined reports)
Decision Support Systems(modeling; what-if analysis)
Executive Information Systems(internal/external sources)
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Types of Information Systems
Other categories:
Expert systems
Knowledge management systems
Functional (and cross-functional) business systems
Strategic information systems
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IS: Solution Development Challenges
& Deploy
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IS: Ethical Challenges
Ownership/Liability
Accountability
Privacy
Security
Profit vs. Social responsibility
Etc. (See Chapter 11)
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Real World Case 5 – WH Smith PLC
Groups of 2-3 neighbors; read the case and answer:
Why did WH Smith need a new retail management system?
What were their goals? How well did the system meet the goals?
How has the staff been included in the process? Is this important? Why or why not?
Share your thoughts with the class
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McGraw-Hill/Irwin
Re-Cap
IT/IS: What and Why
Trends of IS in Business
Challenges of IT/IS for management
Real World Case: WH Smith PLC
Next Wednesday: 2/11/04, 3:00-4:15pm, we meet at the King Library, Rom
213 Questionnaire/essay via email
