Core Java · interview question
Why is BigDecimal usually preferred over double for money calculations?
Multiple choiceMediumchapter-7-curatedpremiumcore-javabigdecimal-and-money
Answer and explanation
Correct answer
C. Because decimal correctness matters more than floating-point convenience in financial logic
Why
Binary floating-point values can produce surprising decimal results. Money logic often needs exact decimal reasoning, which is why BigDecimal is the safer default for prices, taxes, and totals.
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