Core Java · interview question
Which of the following is a potential issue when using wrapper types instead of primitives in Java?
Multiple choiceEasychapter-7-curatedpremiumcore-javawrapper-types-and-autoboxing
Answer and explanation
Correct answer
B. NullPointerException
Why
Wrapper types can be null, which can lead to NullPointerException if not handled properly. Primitives, on the other hand, cannot be null.
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