Explore topic-wise MCQs in Data Structures and Algorithms.

This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Data Structures and Algorithms knowledge and support exam preparation. Choose a topic below to get started.

1.

If in a DAG N sink vertices and M source vertices exists, then the number of possible stacks in the Graph Structured Stack representation would come out to be N*M.

A. True
B. False
Answer» C.
2.

If a Graph Structured Stack contains {1,2,3,4} {1,5,3,4} {1,6,7,4} and {8,9,7,4}, what would be the source and sink vertices of the DAC?

A. Source – 1, 8 Sink – 7,4
B. Source – 1 Sink – 8,4
C. Source – 1, 8 Sink – 4
D. Source – 4, Sink – 1,8
Answer» D. Source – 4, Sink – 1,8
3.

A Graph Structured Stack is a _____________

A. Undirected Graph
B. Directed Graph
C. Directed Acyclic Graph
D. Regular Graph
Answer» D. Regular Graph
4.

In the following DAG find out the number of required Stacks in order to represent it in a Graph Structured Stack.

A. 1
B. 2
C. 3
D. 4
Answer» D. 4
5.

The graphs G1 and G2 with their incidences matrices given are Isomorphic.

A. True
B. FalseView Answer
Answer» B. FalseView Answer
6.

If a Graph Structured Stack contains {1,2,3,4} {1,5,3,4} {1,6,7,4} and {8,9,7,4}, what would be the source and sink vertices of the DAC?$

A. Source – 1, 8 Sink – 7,4
B. Source – 1 Sink – 8,4
C. Source – 1, 8 Sink – 4
D. None of the Mentioned
Answer» C. Source ‚Äö√Ñ√∂‚àö√ë‚àö¬® 1, 8 Sink ‚Äö√Ñ√∂‚àö√ë‚àö¬® 4
7.

A Graph Structured Stack is a _____________$

A. Undirected Graph
B. Directed Graph
C. Directed Acyclic Graph
D. Regular Graph
Answer» D. Regular Graph
8.

Graph Structured Stack finds its application in _____________

A. Bogo Sort
B. Tomita’s Algorithm
C. Todd–Coxeter algorithm
D. All of the mentioned
Answer» C. Todd‚Äö√Ñ√∂‚àö√ë‚àö¬®Coxeter algorithm
9.

If a connected Graph (G) contains n vertices what would be the rank of its incidence matrix?

A. n-1
B. values greater than n are possible
C. values less than n-1 are possible
D. insufficient Information is given
Answer» D. insufficient Information is given
10.

Time complexity to check if an edge exists between two vertices would be ___________

A. O(V*V)
B. O(V+E)
C. O(1)
D. O(E)
Answer» E.
11.

The column sum in an incidence matrix for a directed graph having no self loop is __________

A. 0
B. 1
C. 2
D. equal to the number of edges
Answer» B. 1
12.

What are the dimensions of an incidence matrix?

A. Number of edges*number of edges
B. Number of edges*number of vertices
C. Number of vertices*number of vertices
D. None of the mentioned statements
Answer» C. Number of vertices*number of vertices
13.

The column sum in an incidence matrix for a simple graph is __________

A. depends on number of edges
B. always greater than 2
C. equal to 2
D. equal to the number of edges
Answer» D. equal to the number of edges
14.

Incidence matrix and Adjacency matrix of a graph will always have same dimensions?

A. True
B. False
Answer» C.