adplus-dvertising

Welcome to the Stacks and Queues MCQs Page

Dive deep into the fascinating world of Stacks and Queues with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Stacks and Queues, a crucial aspect of Data Structures and Algorithms. In this section, you will encounter a diverse range of MCQs that cover various aspects of Stacks and Queues, 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 Data Structures and Algorithms.

frame-decoration

Check out the MCQs below to embark on an enriching journey through Stacks and Queues. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Data Structures and Algorithms.

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

Stacks and Queues MCQs | Page 7 of 25

Explore more Topics under Data Structures and Algorithms

Q61.
What is one of the common examples of a stack?

a.

A pile of books

b.

Bus stop

c.

A basket of fruits

d.

A carat of eggs

Discuss
Answer: (a).A pile of books
Q62.
When a stack is organized as an array, a variable named Top is used to point to the top element of the stack. Initially, the value of Top is set to_______to indicate an empty stack.

a.

-1

b.

0

c.

1

d.

x

Discuss
Answer: (a).-1
Q63.
What happens when the stack is full and there is no space for a new element, and an attempt is made to push a new element?

a.

Overflow

b.

Underflow

c.

Top

d.

None of the above

Discuss
Answer: (a).Overflow
Q64.
The total number of elements in a stack at a given point of time can be calculated from the value of______.

a.

Overflow

b.

Top

c.

Queues

d.

Underflow

Discuss
Answer: (b).Top
Q65.
Jan Lukasiewicz, who suggested two alternative notations to represent an arithmetic expression belonged to which nationality?

a.

English

b.

Polish

c.

German

d.

Swedish

Discuss
Answer: (b).Polish
Q66.
In a computer system, when an __________ expression in an infix notation needs to be evaluated, it is first converted into its postfix notation?

a.

Algebraic

b.

Arithmetic

c.

Trigonometric

d.

Geometric

Discuss
Answer: (b).Arithmetic
Q67.
The postfix form of the following infix notation is :

(A + B)* (C*D − E)* F

a.

AB + CD*E − *F*

b.

AB+ CDE + − * F*

c.

AB+ CD − EF + − **

d.

ABCDEF* − + * +

Discuss
Answer: (a).AB + CD*E − *F*
Q68.
What are the sequence of popped out values if the sequence of operations - push(1), push(2), pop, push(1), push(2), pop, pop, pop, push(2), pop are performed on a stack.

a.

2, 2, 1, 1, 2

b.

2, 2, 1, 2, 2

c.

2, 1, 2, 2, 1

d.

2, 1, 2, 2, 2

Discuss
Answer: (a).2, 2, 1, 1, 2
Q69.
In conversion from prefix to postfix using stack data-structure, if operators and operands are pushed and popped exactly once, then the run-time complexity is ............

a.

Ο(1)

b.

Ο(n)

c.

Ο(log n)

d.

Ο(n^2)

Discuss
Answer: (b).Ο(n)
Q70.
push() and pop() functions are found in ...............

a.

queues

b.

lists

c.

stacks

d.

trees

Discuss
Answer: (c).stacks
Page 7 of 25

Suggested Topics

Are you eager to expand your knowledge beyond Data Structures and Algorithms? We've curated a selection of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of Computer Science. Happy exploring!

Java Spring Framework

Enhance your Java development skills with our Spring Framework MCQs. Learn about...

Formal Languages and Automata Theory

Discover the mathematical models of computation with our Formal Languages and...

Management Information Systems

Discover how businesses leverage technology with our Management Information Systems...

Data Science

Discover the fascinating world of extracting insights from data with our Data Science...

PHP

Venture into server-side scripting with our PHP MCQs. Cover everything from syntax...

Cryptography and Network Security

Secure your knowledge of information security with our Cryptography and Network...

Computer Hardware

Explore the tangible components of computers with our Computer Hardware MCQs. Learn...

Cloud Computing

Stay on top of the biggest trend in IT with our Cloud Computing MCQs. These questions...

UNIX

Become proficient with the Unix operating system using our UNIX MCQs. Learn about...