Have you ever faced problems with rounding decimal places and what were the reasons ?

Interview Questions and Answers

Q1. Have you ever faced problems with rounding decimal places and what were the reasons ?

Ans. 1. The problem with double (x*100)/100 doesn't return exact x but few fractions lesser than x and then if you are using floor rounding , it makes a big difference

2. Rounding only after getting a result vs rounding each outcome of 2 operand make difference

3. Usage of inappropriate Rounding mode and Rounding scale.

4. Results with double and BigDecimal

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