Recap Quiz Lecture 6

Recap Quiz Lecture 6

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Quiz

Created by

Denitsa Assova

Computers

University

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Hard

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5 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Reuse:

The goal of inheritance is only to achieve interface specification

White box reuse could be achieved using inheritance

Delegation reuses implemented functionality in the superclass

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Generalization vs. Specialization:

Generalization usually leads to model transformation

Refactoring means restructuring the UML model to fill in the gap between object design and system design

In Specialization Inheritance we first discover the subclass then the superclass

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Composite Pattern:

Composite pattern is used when we need to choose between multiple strategies during runtime

Composite pattern is a Creational pattern

The composite pattern lets a Client treat an individual class called Leaf and Compositions of Leaf classes uniformly

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Bridge Pattern:

The bridge pattern provides a bridge between the concrete implementation and the solution domain

The degenerated bridge pattern has no application domain taxonomy

The bridge pattern allows to bind the interface and its subclass before startup time of the system

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Proxy Pattern:

The proxy pattern allows to defer object creation and object initialization to the time the object is needed

During access control the proxy object acts as a stand-in for an object which is expensive to create

The implementation of request() in Proxy uses inheritance to access request() in RealSubject