Object-oriented programming · interview question
In an e-commerce application, why might a 'CartItem' class have a reference to a 'Product' class?
Multiple choiceHardchapter-2-curatedpremiumoopbasic-modeling
Answer and explanation
Correct answer
A. To encapsulate the product's details within CartItem.
Why
A 'CartItem' needs to encapsulate product details such as name, price, and quantity. By holding a reference to a 'Product', it can efficiently access this data without duplicating it.
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