Course Solutions Uncategorized (Solved) : Observer Pattern S Pull Model Variation Concreteobserver Class Must 10 Points O Determine Q32603557 . . . .

(Solved) : Observer Pattern S Pull Model Variation Concreteobserver Class Must 10 Points O Determine Q32603557 . . . .

 

In the Observer patterns pull model variation, a ConcreteObserver class must 10 points O determine what to aggregate define an updating interface O ascertain what was changed maintain a relationship to the abstract Observer In the Observer patterns push model variation, the Subject class* O uses a generic interface for registration. O updates observers regardless of what has changed in the subjects state. 10 points implements the calls to the observers update method in the derived ConcreteSubject. O has specific knowledge about the observer interface. Why would a software designer modify the Observer10 points Update method to take a 

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