A Report on WebBased Decision Support Systems

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A Report on Web-Based Decision Support Systems

• September 20, 2001
• MBA 253
• The Pegasus Group
• Mario Rosso
• Phil Randolph
• Kathy Rodrigues

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Web-Based DSS Defined

• A computerized system that delivers decision
  support information or decision support tools to
  a manager or business analyst using a
  thin-client Web browser like Netscape Navigator
  or Internet Explorer. D.J. Power

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Distributed Access

• Immediate access to tools and data that are both
  distance and platform independent.
• Global Internet, intranets and extranets
• Cross-platform transparency

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Global Internet
Database
Model Base
W W W
User Interface
End Users
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Web Interface

• Widely accepted GUI front-end
• Supports casual users
• Simple input/output controls
• Client/Server Thin-Client capabilities
• ActiveX Java Script

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Historical Perspective
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Enabling Technologies

• Protocols
• TCP/IP
• Languages
• HTML/XML
• CGI
• Java
• Platform independent
• Server-side Applications
• Client-side Applications
• Browser software

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Web-Deliverable DSS Services

• Data Driven
• Model Driven
• Statistical
• Financial
• Optimization
• Simulation
• Geographical (GIS)
• Communications Driven
• Knowledge Driven
• Collaborative

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Web-Enabled Customer DSS

• Empowers customers with DSS tools
• Selection of Products Services
• Analysis of product information
• Financial planning
• What-if analysis
• Simulation
• Optimization

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Benefits

• Elimination or reduction of barriers
• Geographical
• Learning curve
• Platform
• Lower infrastructure costs
• Lower training costs
• Improved decision quality and performance

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Challenges

• Security
• Controlling access to data
• Potential Solutions
• Server-side authentication
• Secure Sockets Layer (SSL)

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Links Examples

• Data Driven http//www.mapquest.com/cgi-bin/mqrtp
  ?linkrtp/rtp-templateeventhome
• Model Driven
• Financial
• http//www.usatoday.com/money/calculat/mcfront.htm
  
• Statistical http//www.healthstrategy.com/mautgra
  ph/mautgraph.htm
• Optimization http//www.optamaze.com
• Geographical (GIS) http//dss1.er.usgs.gov/

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Thank you for your time
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