
Post-Test Creational Design Pattern
Authored by Asfiolitha Wilmarani
Computers
University
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10 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Singleton is appropriate when:
You need a single instance of a class
You need to choose what type of object to create
You need to access an object anywhere in the program
You need to use an object without knowing its subclass
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
This provides an interface for creating objects in a superclass but allows subclasses to alter the type of object that will be created.
Singleton Pattern
Factory Method Pattern
Prototype Pattern
Abstract Factory Pattern
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When you want to create concrete products without having many conditionals in the code, you can use:
Singleton
Builder
Factory Method
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A Singleton is used when you want to guarantee one instance:
true
false
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The SOLID principles of object-oriented design are applied to software development projects to make software easier to change when requirements changes.
True
False
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following best describes a creational design pattern?
A pattern that describes how objects communicate with each other
A pattern that describes how to store and retrieve objects from a database
A pattern that describes how to create objects
A pattern that describes how to modify objects
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these design principles does the factory method pattern follow?
The Open-Closed Principle (OCP)
The Single Responsibility Principle (SRP)
The Dependency Inversion Principle (DIP)
The Liskov Substitution Principle (LSP)
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