Core Java · interview question
Which of the following is a potential issue when using 'double' for product prices in a Java e-commerce application?
Multiple choiceHardchapter-1-curatedpremiumcore-javavariables-and-data-types
Answer and explanation
Correct answer
A. Lack of precision
Why
Using 'double' can lead to precision issues due to floating-point arithmetic, which may cause rounding errors in financial calculations. This is why BigDecimal is often recommended instead.
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