Python | Miscellaneous | Question 4

What is the output of the following program :

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print 0.1 + 0.2 == 0.3

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(A) True
(B) False
(C) Machine dependent
(D) Error


Answer: (B)

Explanation: Neither of 0.1, 0.2 and 0.3 can be represented accurately in binary. The round off errors from 0.1 and 0.2 accumulate and hence there is a difference of 5.5511e-17 between (0.1 + 0.2) and 0.3.

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