Ch 6: Agile Modeling and Prototyping

Ch 6: Agile Modeling and Prototyping

1. meaning

   • Agile Modeling
     • Collection of an innovative, user-centered approach to sys dev
   • Prototyping
     • Type
       • 1. Patched up
         • Has features but inefficient
         • Can interact with the system
         • Retrieval and storage may inefficient
         • may work but patched up
       • 2. Non operational Scale Models
         • To test certain aspect of design
       • 3. First-of -a-Series Prototype
         • pilot
         • Operational
         • Many installations of the same information sys planned
         • Full-scale is installed, if successful, dupolicate are installed at all location based on customer usage pattern
       • 4. Selected features
         • Part of the actual system
         • built in modules
     • Alternative to Systems Life Cycle
       • main problems with SDLC
         • Extended time req
         • User req chnage over time
       • Instead of replace SDLC, use as a part SDLC
     • Mean
       • Information-gathering technique useful in seeking
         • User reachtion
         • Suggestion
         • Innovation
         • Revision plans