Core Java · interview question
You notice that a Java class uses a mix of public fields and methods. What refactoring strategy can improve its encapsulation?
Multiple choiceHardchapter-3-curatedpremiumcore-javacode-reading-and-state-safety
Answer and explanation
Correct answer
B. Encapsulate fields using private access and provide controlled access through methods.
Why
Encapsulating fields by making them private and providing controlled access through getter and setter methods ensures that the internal state is not exposed directly, improving encapsulation and maintaining control over how the fields are accessed and modified.
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