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Core Java - Interview Questions and Answers for 'Bigdecimal' - 4 question(s) found - Order By Newest | ||||
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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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Ans. BigDecimal if memory and Performance is not critical concern, otherwise double. | ||||
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Ans. BigDecimal provides more precision as compared to double. | ||||
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Ans. Round method would round it to integer places irrespective of if it's decimal places or not whereas scale would only round the decimal places. | ||||
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