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system design - 1 - Coggle Diagram

- - - - data created/captured at source
    - - sent - converted into internal system format
    - - data converted into internal - keyed in
    - - transcribed data checked (system control)
    - - further checks - complies with predefined data integrity principles/bus rules
    - - store data - perm/semi perm for future use
  - - - no human required
        
        eliminates transcription errors
    - - require human user to interpret / translate source data
- - - - menus
      - form filling
      - Command languag
      - Q&A
- - - - User friendly
      - Reliable
      - Secure
      - Accessible
      - Available
      - Capacity
      - Throughput
      - Responsive
      - Flexible
      - Scalable
      - Portable
      - Configurable
    - - Functionally correct
      - Design provides the functionality
    - - Maintainable
      - Well documented
      - Modular
      - Extensible
      - Simple
      - Efficient
      - Reusable
      - Testable
      - Comformant
      - Compatible
      - Interoperable