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Downloads resources from here
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MCQ (Single Correct Answer)
GATE CSE 2014 Set 1
Let L be a language and L’ be its complement. Which one of the following is NOT a viable possibility?
(A) Neither L nor L’ is recursively enumerable (r.e.).(B) One of L and L’ is r.e. but not recursive; the other is not r.e.(C) Both L and L’ are r.e. but not recursive.(D) Both L and L’ are recursive
