Theory of Computation MCQ

Practice the most important Theory of Computation MCQ MCQs with answers and detailed explanations to improve your preparation.

Q1. Which of the following is the main study area of Theory of Computation?

📘 View Explanation

Q2. Which automaton recognizes regular languages?

📘 View Explanation

Q3. Which automaton recognizes context-free languages?

📘 View Explanation

Q4. Which machine can solve all problems that are algorithmically solvable?

📘 View Explanation

Q5. Which of the following is NOT a formal language type?

📘 View Explanation

Q6. Which is an example of a regular expression?

📘 View Explanation

Q7. What is the main difference between DFA and NFA?

📘 View Explanation

Q8. Which machine has memory in the form of a stack?

📘 View Explanation

Q9. Which problem is undecidable?

📘 View Explanation

Q10. Which language type is more powerful than context-free but less than Turing-recognizable?

📘 View Explanation

Q11. Which diagram represents state transitions?

📘 View Explanation

Q12. Which of the following is a property of regular languages?

📘 View Explanation

Q13. Which is a type of Turing Machine?

📘 View Explanation

Q14. Which is an example of context-free language?

📘 View Explanation

Q15. Which automaton can recognize the language {a^n b^n | n ≥ 0}?

📘 View Explanation

Q16. Which of the following is true for NFA and DFA?

📘 View Explanation

Q17. Which machine uses unlimited tape as memory?

📘 View Explanation

Q18. Which language class is also known as recursively enumerable?

📘 View Explanation

Q19. Which of the following represents a formal grammar?

📘 View Explanation