Intermediate Object-Oriented Programming Concepts
Q53 / 100

Which design pattern defines a one-to-many dependency so that when one object changes state, all its dependents are notified?

Correct! Well done.

Incorrect.

The correct answer is A) Observer

A

Correct Answer

Observer

Explanation

The Observer pattern lets "subscriber" objects react automatically to state changes in a "subject" object, common in event-driven systems.

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