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Core Java · interview question

In an e-commerce application, how would you correctly increment the stock of a product by 10 units using an assignment expression?

Multiple choiceEasychapter-1-curatedpremiumcore-javaoperators-and-expressions
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Answer and explanation

Correct answer

D. Stock += 10;

Why

The compound assignment operator '+=' increases the current value of 'stock' by 10. The other options either reassign 'stock' incorrectly or lack an assignment.

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