Object-oriented programming · interview question
What is one common practice to achieve immutability in Java classes?
Multiple choiceEasychapter-3-curatedpremiumoopimmutability-basics
Answer and explanation
Correct answer
C. Declare all fields as final and private.
Why
Declaring fields as final and private ensures they cannot be modified after the object is constructed, which is a foundational practice for achieving immutability.
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