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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 23 of 27

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Q221.
Which of the following statement is false ?

a.

Every tree is a bipartite graph

b.

A tree contains a cycle

c.

A tree with n nodes contains n-1 edges

d.

A tree is a connected graph

Discuss
Answer: (b).A tree contains a cycle
Q222.
The algorithm that will efficiently sort an array that is nearly sorted except for the interchange of some adjacent pairs of numbers like : { 1, 3, 2, 5, 4, 6} is:

a.

Quick sort

b.

Bubble sort

c.

Merge sort

d.

Selection sort

Discuss
Answer: (b).Bubble sort
Q223.
The following lists are the degrees of all the vertices of a graph:

(i) 1, 2, 3, 4, 5                (ii) 3, 4, 5, 6, 7
(iii) 1, 4, 5, 8, 6              (iv) 3, 4, 5, 6

then, which of the above sequences are graphic?

a.

(i) and (ii)

b.

(iii) and (iv)

c.

(iii) and (ii)

d.

(ii) and (iv)

Discuss
Answer: (b).(iii) and (iv)
Q224.
What item is at the root after the following sequence of insertions into an empty splay tree:
1, 11, 3, 10, 8, 4, 6, 5, 7, 9, 2 ?

a.

1

b.

2

c.

4

d.

8

Discuss
Answer: (b).2
Q225.
Suppose we are implementing quadratic probing with a Hash function, Hash (y)=X mode 100. If an element with key 4594 is inserted and the first three locations attempted are already occupied, then the next cell that will be tried is:

a.

2

b.

3

c.

9

d.

97

Discuss
Answer: (d).97
Q226.
Weighted graph:

a.

Is a bi-directional graph

b.

Is directed graph

c.

Is graph in which number associated with arc

d.

Eliminates table method

Discuss
Answer: (c).Is graph in which number associated with arc
Q227.
What operation is supported in constant time by the doubly linked list, but not by the singly linked list?

a.

Advance

b.

Backup

c.

First

d.

Retrieve

Discuss
Answer: (b).Backup
Q228.
How much extra space is used by heap sort?

a.

O(1)

b.

O(Log n)

c.

O(n)

d.

O(n^2)

Discuss
Answer: (a).O(1)
Q229.
Let V1={A,B,C} and V2={P,Q}, then the graph below is a:

a.

Complete Graph

b.

Digraph

c.

Bipartite Graph

d.

Connected Graph

Discuss
Answer: (c).Bipartite Graph
Q230.
In the given tree, in what order does the vertices are processed if in-order traversal is used:

a.

ABCDEFGHIJ

b.

CBDEAFIHJG

c.

CEDBIJHGFA

d.

CBEDAFGIHJ

Discuss
Answer: (b).CBDEAFIHJG
Page 23 of 27

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