 
			 
			MCQOPTIONS
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				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 | |