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A language L is said to be ____________ if there is a turing machine M such that L(M)=L and M halts at every point.(a) Turing acceptable(b) decidable(c) undecidable(d) none of the mentionedI got this question in an internship interview.My question is from The Universal Language-Undecidability topic in chapter Undecidability of Automata Theory

Answer»

The correct CHOICE is (b) decidable

Easy EXPLANATION: Decidability refers to the decision problem and existence of a EFFECTIVE method for DETERMINING membership, and return TRUE and false accordingly rather that going into a loop forever.



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