Object-oriented programming · interview question
Which pattern should be used to ensure that a Product's price does not fall below a minimum allowable value?
Multiple choiceHardchapter-3-curatedpremiumoopobject-responsibility
Answer and explanation
Correct answer
C. Validation within the Product class
Why
Validation logic should reside within the Product class as it owns the price field. This ensures that any changes to the price are validated immediately and consistently, maintaining the integrity of the Product object.
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