Welcome to the Push Down Automata MCQs Page

Dive deep into the fascinating world of Push Down Automata with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Push Down Automata, 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 Push Down Automata, 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.

Check out the MCQs below to embark on an enriching journey through Push Down Automata. 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 Push Down Automata. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Push Down Automata MCQs | Page 1 of 8

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Introduction to Turing Machines

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Q1.

Which of the following option resembles the given PDA?

{0^n1^n|n>=0}

{0^n1^2n|n>=0}

{0^2n1^n|n>=0}

None of the mentioned

Discuss

Answer: (a).{0^n1^n|n>=0}

Q2.

Which of the following correctly resembles the given state diagram?

{ww^r|w=(a+b)*}

ε is called the initial stack symbol

Both (a) and (b)

None of the mentioned

Discuss

Answer: (a).{ww^r|w=(a+b)*}

Q3.

A push down automaton employs ________ data structure.

Queue

Linked List

Hash Table

Stack

Discuss

Answer: (d).Stack

Q4.

State true or false:
Statement: The operations of PDA never work on elements, other than the top.

true

false

may be

Can't say

Discuss

Answer: (a).true

Q5.

Which of the following allows stacked values to be sub-stacks rather than just finite symbols?

Push Down Automaton

Turing Machine

Nested Stack Automaton

None of the mentioned

Discuss

Answer: (c).Nested Stack Automaton

Q6.

A non deterministic two way, nested stack automaton has n-tuple definition. State the value of n.

Discuss

Answer: (d).10

Q7.

Push down automata accepts _________ languages.

Type 3

Type 2

Type 1

Type 0

Discuss

Answer: (b).Type 2

Q8.

The class of languages not accepted by non deterministic, nonerasing stack automata is _______

NSPACE(n2)

CSL

All of the mentioned

Discuss

Answer: (d).All of the mentioned

Q9.

A push down automaton with only symbol allowed on the stack along with fixed symbol.

Embedded PDA

Nested Stack automata

DPDA

Counter Automaton

Discuss

Answer: (d).Counter Automaton

Q10.

Which of the operations are eligible in PDA?

Push

Delete

Insert

Pop

Discuss

Answer: (a).Push

Page 1 of 8

Welcome to the Push Down Automata MCQs Page

Push Down Automata MCQs | Page 1 of 8

Explore more Topics under Formal Languages and Automata Theory

Basics of Automata Theory

Finite Automata

DFA Minimization

Context Free Grammars

Regular Expressions

Regular Languages

Context Free Languages

Introduction to Turing Machines

Undecidability and Intractable Problems

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