Design Patterns Quiz 4 | Englishfreetest.com
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Content test:
A.This type of patterns provide a way to create objects while hiding the creation logic, rather than instantiating objects directly using new opreator
B. This type of patterns concern class and object composition. Concept of inheritance is used to compose interfaces and define ways to compose objects to obtain new functionalities
C. This type of pattern are specifically concerned with communication between objects
D. This type of pattern are specifically concerned with the presentation tier
A. Iterator Pattern
B. Mediator Pattern
C. Memento Pattern
D. Observer Pattern
A.This pattern builds a complex object using simple objects and using a step by step approach
B.This pattern refers to creating duplicate object while keeping performance in mind
C. This pattern is used when creation of object directly is costly
D.This pattern is used when we need to decouple an abstraction from its implementation so that the two can vary independently
A.This pattern builds a complex object using simple objects and using a step by step approach.
B.This pattern refers to creating duplicate object while keeping performance in mind.
C.This pattern is used when creation of object directly is costly
D.This pattern is used when we need to decouple an abstraction from its implementation so that the two can vary independently
A.In this pattern a class represents functionality of another class
B.This pattern creates a chain of receiver objects for a request
C.This pattern provides a way to evaluate language grammar or expression
D.In this pattern a request is wrapped under an object as command and passed to invoker object
A. State Pattern
B.Null Object Pattern
C.Strategy Pattern
D. Template Pattern
A. In this pattern, a class behavior changes based on its state.
B.In this pattern, a null object replaces check of NULL object instance
C. In this pattern, a class behavior or its algorithm can be changed at run time
D. In this pattern, an abstract class exposes defined way(s)/template(s) to execute its methods
A. Business Delegate, LookUp Service, Business Service
B.Client, Business Delegate, LookUp Service, Business Service
C.Client, LookUp Service, Business Service
D.Client, Business Delegate, Business Service
A.Factory Pattern
B.Abstract Factory Pattern
C.Singleton Pattern
D.Transfer Object Pattern
A.Proxy Pattern
B.Chain of Responsibility Pattern
C.Command Pattern
D.Interpreter Pattern
Test
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