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Welcome to the Data Structures and Algorithms MCQs Page

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

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

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

Data Structures and Algorithms MCQs | Page 19 of 27

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Q181.
The prepositional formula given by the following tree is :

a.

˄˅x2˅x1¬x1¬x1

b.

(x2˅¬x2)˄(x1˅x2)

c.

(¬x1˅x2)˄(¬x1˅x2)

d.

None of these

Discuss
Answer: (c).(¬x1˅x2)˄(¬x1˅x2)
Q182.
Queue is a ............. list.

a.

LIFO

b.

LILO

c.

FILO

d.

FIFO

Discuss
Answer: (d).FIFO
Q183.
In a full binary tree of height k, there are ................. internal nodes.

a.

2^k - 1

b.

2(k-1)

c.

2^k

d.

2^k + 1

Discuss
Answer: (a).2^k - 1
Q184.
A binary tree is said to have heap property if the elements along any path:

a.

from leaf to root are non-increasing

b.

from leaf to root are non-decreasing

c.

from root to leaf are non-decreasing

d.

from root to leaf are non-increasing

Discuss
Answer: (d).from root to leaf are non-increasing
Q185.
The graph K3,4 has:

a.

3 edges

b.

4 edges

c.

7 edges

d.

12 edges

Discuss
Answer: (d).12 edges
Q186.
If (rear==maxsize-1) rear=0; else rear=rear+1; is required in:

a.

circular queue

b.

linear queue

c.

stack

d.

deque

Discuss
Answer: (d).deque
Q187.
Which of the following does not define a tree?

a.

A tree is a connected acyclic graph.

b.

A tree is a connected graph with n-1 edges where ’n’ is the number of vertices in the graph.

c.

A tree is an acyclic graph with n-1 edges where ’n’ is the number of vertices in the graph.

d.

A tree is a graph with no cycles.

Discuss
Answer: (d).A tree is a graph with no cycles.
Q188.
The complexity of Kruskal’s minimum spanning tree algorithm on a graph with ‘n’ nodes and ‘e’ edges is :

a.

O(n)

b.

O(n log n)

c.

O(e log n)

d.

O(e)

Discuss
Answer: (c).O(e log n)
Q189.
Which of the following data structures is most efficient in terms of both space and time to reverse a string of characters?

a.

Linked list

b.

Stack

c.

Array

d.

Tree

Discuss
Answer: (b).Stack
Q190.
Which of the following can be the sequence of nodes examined in a binary search tree while searching for key 98?

a.

100, 50, 75, 60, 98

b.

100, 120, 90, 95, 98

c.

200, 70, 100, 95, 98

d.

75, 150, 90, 80, 98

Discuss
Answer: (c).200, 70, 100, 95, 98
Page 19 of 27

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