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Welcome to the Regular Languages MCQs Page

Dive deep into the fascinating world of Regular Languages with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Regular Languages, 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 Regular Languages, 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 Regular Languages. 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 Regular Languages. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Regular Languages MCQs | Page 1 of 8

Discuss
Answer: (a).accepted by DFA
Q2.
If d is a final state, which of the following is correct according to the given diagram?
Discuss
Answer: (a).x=p, y=qr, z=s
Discuss
Answer: (b).the language of two zeroes and any number of one’s
Discuss
Answer: (d).All of the mentioned
Q5.
Let h(0)=ab; h(1)=e
Let L={abab,baba}
h-1(L)= the language of two zeroes and any number of one’s.
The given example belongs to which of the following?
Discuss
Answer: (b).Inverse Homomorphism
Q6.
If a DFA has n states and the language contains any string of length n or more, the language is termed as:
Discuss
Answer: (d).Finite
Q7.
State true or false:
Statement: If an n-state DFA accepts a string w of length n or more, then there must be a state that appears twice on the path labeled w from the start state to the final state.
Discuss
Answer: (a).True
Discuss
Answer: (d).All of the mentioned
Q9.
All the regular languages can have one or more of the following descriptions:

i) DFA
ii) NFA
iii) e-NFA
iv) Regular Expressions

Which of the following are correct?
Discuss
Answer: (d).i, ii, iii, iv
Q10.
Which of the technique can be used to prove that a language is non regular?
Discuss
Answer: (b).Pumping Lemma
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