Object-oriented programming · interview question
How can private methods in interfaces be useful in Java?
Multiple choiceHardchapter-5-curatedpremiumoopinterfaces
Answer and explanation
Correct answer
B. They allow for encapsulating helper methods shared by default and static methods within the interface.
Why
Private methods in interfaces, introduced in Java 9, allow encapsulation of common code used by default and static methods within the interface, promoting reusability and reducing duplication.
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