CRC modeling

• Classes-Responsibilities-Collaborators Cards

  • a collection of standard index cards that contain 3 sections
  • Class name, Responsibilities, Collaborators

• Classes

  • nouns: external entities, things, roles, organizational units etc.

• Responsibilities (attributes and operations)

  • attributes: stable features of a class
  • operations: verbs

• Collaborators

  • a collaboration is a fulfillment of a contract with another object to provide some feature of the system

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