Design Patterns

This quiz covers various design patterns, including object creation, runtime behavior changes, and sequential access to aggregate objects.

This fill in the blanks has 8 questions. Each question includes an explanation so you learn as you go.

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Question 1

The ___ pattern is used to create objects without specifying the exact class of object that will be created.

Question 2

In the ___ pattern, a class can have multiple behaviors that can be changed at runtime.

Question 3

The ___ pattern provides a way to access the elements of an aggregate object sequentially without exposing its underlying representation.

Question 4

In the ___ pattern, a class delegates its responsibilities to one or more helper classes instead of handling them itself.

Question 5

The ___ pattern allows an object to alter its behavior when its internal state changes.

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