Modern Java · interview question
How would you explain a key advantage of using enums over strings for representing a set of predefined constants in an interview?
Multiple choiceMediumchapter-7-curatedpremiummodern-javamodern-java-design-choices
Answer and explanation
Correct answer
D. Type safety and compile-time checking
Why
Enums provide type safety and ensure that only valid values are used, offering compile-time checking. Strings, on the other hand, can lead to errors as they do not provide any type constraints.
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