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Multiple ChoiceIntermediate 30s

Service Layer

Choose the best answer for: service layer pattern
Options
  1. 1The service layer is optional and only needed without controllers
  2. 2The service layer replaces controllers by handling HTTP directly
  3. 3Service layer encapsulates business logic between controllers and data
  4. 4The service layer is a database that persists business objects
backendintermediate

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