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Welcome to the Undecidability and Intractable Problems MCQs Page

Dive deep into the fascinating world of Undecidability and Intractable Problems with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Undecidability and Intractable Problems, a crucial aspect of Formal Languages and Automata Theory. In this section, you will encounter a diverse range of MCQs that cover various aspects of Undecidability and Intractable Problems, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Formal Languages and Automata Theory.

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Check out the MCQs below to embark on an enriching journey through Undecidability and Intractable Problems. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Formal Languages and Automata Theory.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Undecidability and Intractable Problems. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Undecidability and Intractable Problems MCQs | Page 3 of 10

Q21.
The decision problem is the function from string to ______________
Discuss
Answer: (c).boolean
Q22.
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.
Discuss
Answer: (b).decidable
Discuss
Answer: (d).The first order theory of the natural number with addition, multiplication, and equality
Q24.
Rec-DFA = { | M is a DFA and M recognizes input w}.
Fill in the blank:

Rec-DFA is ___________
Discuss
Answer: (b).Decidable
Q25.
Which among the following are semi decidable?
Discuss
Answer: (d).All of the mentioned
Q26.
The language accepted by a turing machine is called ____________
Discuss
Answer: (c).both a and b
Q27.
Decidable can be taken as a synonym to:
Discuss
Answer: (a).recursive
Q28.
The problems which have no algorithm, regardless of whether or not they are accepted by a turing machine that fails to halts on some input are referred as:
Discuss
Answer: (b).Undecidable
Q29.
An algorithm is called efficient if it runs in ____________ time on a serial computer.
Discuss
Answer: (a).polynomial
Q30.
A problem is called __________ if its has an efficient algorithm for itself.
Discuss
Answer: (a).tractable
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