Creational Patterns

Question 1

What is the purpose of the ‘Abstract Factory’ pattern?

Answer 1

provides an interface for creating families of related objects without specifying their concrete classes.

Question 2

What is the purpose of the ‘Builder’ pattern?

Answer 2

schermt de constructie van een complex object af. Daardoor kun je met hetzelfde proces verschillende varianten van het complexe object construeren.

Question 3

What is the purpose of the ‘Factory Method’ pattern?

Answer 3

defines an interface for creating an object, but let subclasses decide which class to instantiate.

Question 4

What is the purpose of the ‘Singleton’ pattern?

Answer 4

garandeert dat een klasse slechts 1 instantie heeft, en biedt een globaal toegangspunt ernaartoe.

Question 5

What is the ‘Simple Factory’ pattern?

Answer 5

is a commonly used simplified means of delegating the instantiation of objects to a specific class (the ‘factory’).