Object-oriented programming · interview question
In a class design, why might you choose to use an immutable object for sensitive data?
Multiple choiceHardchapter-3-curatedpremiumoopinvariants-and-validation
Answer and explanation
Correct answer
B. To prevent unauthorized changes after creation
Why
Using an immutable object for sensitive data prevents unauthorized changes to the data once the object is created. This ensures that the data remains consistent and secure throughout its lifetime, making it particularly useful for maintaining invariants and handling sensitive information.
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