Object-oriented programming · interview question
Why might a developer use an interface with a single method, known as a functional interface, in Java?
Multiple choiceHardchapter-5-curatedpremiumoopinterfaces
Answer and explanation
Correct answer
A. To support lambda expressions and method references.
Why
Functional interfaces, which have exactly one abstract method, allow the use of lambda expressions and method references, providing a concise and functional style of programming.
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