Modern Java · interview question
When should you prefer using BigDecimal over double in Java?
Multiple choiceMediumchapter-7-curatedpremiummodern-javamodern-java-design-choices
Answer and explanation
Correct answer
C. When precision is critical, such as in financial calculations
Why
BigDecimal is preferred over double when precision is critical because doubles can introduce rounding errors. This is especially important in financial calculations where precise decimal representation is necessary.
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