Explore topic-wise MCQs in Discrete Mathematics.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Discrete Mathematics knowledge and support exam preparation. Choose a topic below to get started.

1.

Topological sorting of a graph represents _______ of a graph.

A. linear probing
B. linear ordering
C. quadrilateral ordering
D. insertion sorting
Answer» C. quadrilateral ordering
2.

The time complexity to find shortest distances by using Dijkstra’s algorithm is __________

A. O(E2)
B. O(V+1-E)
C. O(V+E)
D. O(E+VlogV)
Answer» E.
3.

The time complexity to find a Eulerian path in a graph of vertex V and edge E is _____________

A. O(V2)
B. O(V+E-1)
C. O(V+E)
D. O(E+1)
Answer» D. O(E+1)
4.

How many cycles are there in a wheel graph of order 5?

A. 6
B. 10
C. 25
D. 7
Answer» E.
5.

How many edges are there in a complete graph of order 9?

A. 35
B. 36
C. 45
D. 19
Answer» C. 45
6.

What is a separable graph?

A. A disconnected graph by deleting a vertex
B. A disconnected graph by removing an edge
C. A disconnected graph by removing one edge and a vertex
D. A simple graph which does not contain a cycle
Answer» B. A disconnected graph by removing an edge
7.

If G is a simple graph with n-vertices and n>=3, the condition for G has a Hamiltonian circuit is __________

A. the degree of each vertex is at most n/2
B. the degree of each vertex is equal to n
C. the degree of every vertex is at least n+1/2
D. the degree of every vertex in G is at least n/2
Answer» E.
8.

A binary cycle space forms a ______ over the two element field.

A. triangular graph
B. vector space
C. binary tree
D. hamiltonian graph
Answer» C. binary tree
9.

For an n-vertex undirected graph, the time required to find a cycle is ____________

A. O(n)
B. O(n2)
C. O(n+1)
D. O(logn)
Answer» B. O(n2)
10.

If two cycle graphs Gm and Gn are joined together with a vertex, the number of spanning trees in the new graph is ______

A. m+n-1
B. m-n
C. m*n
D. m*n+1
Answer» D. m*n+1