December2015 cs Q26

0. The context free grammar given by S → XYX X → aX|bX|λ Y → bbb generates the language which is defined by regular expression:

  • Option : C
  • Explanation :
    S → XYX X → aX|bX|λ i.e. (a + b)* Y → bbb S → (a + b)*(bbb)(a + b)* So, option (C) is correct.
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