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The M components in MVC are responsible for

  1. user interface
  2. security of the system
  3. business logic and domain objects
  4. translating between user interface actions/events and operations on the domain objects
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business logic and domain objects



The central component of the pattern. It is the application's dynamic data structure, independent of the user interface.[4] It directly manages the data, logic and rules of the application.


Any representation of information such as a chart, diagram or table. Multiple views of the same information are possible, such as a bar chart for management and a tabular view for accountants.


Accepts input and converts it to commands for the model or view.[5]

In addition to dividing the application into these components, the model–view–controller design defines the interactions between them.[6]

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