Information Systems
Assignment
Two Levels of Understanding Information Systems
The General Functions of Information Systems
A. Understanding Information Systems on the LOGICAL Level:
The four views of an information system (the links take you to examples):
Statically (Structure) Dynamically (Flow)
Data, Viewed ...
1.
Concept: Database Structure
Technique: Entity-Relationship Diagram
2.
Concept: Data Flow
Technique: Data Flow Diagram
Process, Viewed ...
4.
Concept: Program Structure
Technique: Structure Chart / Action Diagram
3.
Concept: Process Logic
Technique: Flowchart / Structured English
B. Understanding Information Systems on the PHYSICAL Level: Information Technology
1. Data Generation/Collection (conversion of physical attributes to symbolic data)
2. Data Input
- 2A. Automated Data Capture (electronic entry of data into a system at its source point of generation) ==> Source Data Automation
Electronic Data Capture: When Will It Replace Paper?
RFID
RFID and lost luggage at airports
Understanding the Basic Functionality Required for an RFID Enabled Supply Chain
- 2B. Manual Data Entry
3. Data Storage
4. Data Processing
5. Information Output
6. Information Transmission/Networking
Enterprise Architecture
The Future
