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How to use Design Patterns - Quiz
Each question is worth one point. Select the best answer or answers for each question.
1.
Suppose you need to define parallel class hierarchies of graphical user interface components for different platforms. Which of the following patterns is likely to be most helpful in that task?
Please select the best answer.
A.
Abstract Factory
B.
Decorator
C.
Façade
D.
Flyweight
2.
Suppose you have a back-end data model that must be connected to multiple front-end user interfaces. Which of these patterns would best assist you with keeping them all in sync?
Please select the best answer.
A.
Abstract Factory
B.
Mediator
C.
Factory Method
D.
Flyweight
3.
You need to leave decisions about which class to instantiate to the subclasses of an abstract base class. Which pattern best assists in this task?
Please select the best answer.
A.
Factory Method
B.
Flyweight
C.
Observer
D.
Mediator
4.
You need to establish flexible one-to-many connections between objects so when the one object's state changes the many objects all become aware of the change.
Please select the best answer.
A.
Abstract Factory
B.
Builder
C.
Factory Method
D.
Observer
Score =
Correct answers:
Quiz Explanation
