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UGC-NET | UGC-NET CS 2017 Dec 2 | Question 33

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Which of the following regular expressions, each describing a language of binary numbers (MSB to LSB) that represents non-negative decimal values, does not include even values ?
(A) 0*1+0*1*
(B) 0*1*0+1*
(C) 0*1*0*1+
(D) 0+1*0*1*

Answer: (C)

Explanation: Regular expression for binary numbers that represents non negative odd numbers:
It’s LSB must be 1.
So (C) option is correct.

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Last Updated : 14 Mar, 2018
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