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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.

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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 11 of 25

Q101.
What will be the postfix form of the above expression -
(A+B)∗(C∗D-E)∗F/G
Discuss
Answer: (b).A B + C D ∗ E − F G / ∗ ∗
Q102.
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, the sequence of popped out values are ?
Discuss
Answer: (b).2 2 1 1 2
Discuss
Answer: (d).Allocating Resources and Scheduling
Q104.
Expression
1 * 2 ^ 3 * 4 ^ 5 * 6
is evaluated as -
Discuss
Answer: (d).49152
Q105.
Which of the following is useful in the implementation of quick sort ?
Discuss
Answer: (d).Stack
Q106.
List of data in which element can be inserted and removed at the same end is called as __________.
Discuss
Answer: (b).Stack
Discuss
Answer: (b).Placing element at the top
Discuss
Answer: (b).Adding element in the stack
Q109.
Post fix form of following infix expression is -
(A + B) * (C + D - E) * F
Discuss
Answer: (a).AB + CDE + - * F *
Q110.
Post fix form of following infix expression is -
* + A B - C D
Discuss
Answer: (b).AB + CD - *

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