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Programming and Data Structures MCQ - Graphs

6 Which of the following is useful in implementing quick sort?

7 The maximum degree of any vertex in a simple graph with n vertices is

8 The number of edges in a regular graph of degree d and n vertices is

In a regular graph, all the vertices will be of the same degree. Total degrees of all the vertices is nd. Each edge will be increasing the total degree by 2. So, totally ndl2 edges.

9 The correct matching for the following pairs is (A) All pairs shortest path (B) Quicksort (C) Minimum weight spanning tree (D) Connected Components (1) Greedy (2) Depth-first search (3) Dynamic programming (4) Divide and conquer

10 Which of the following expressions accesses the (i,j)th entry of an (m x n) matrix stored in column-major form?

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Question:

Sparse matrices have

A. many zero entries
B. many non-zero entries
C. higher dimension
D. none of the above

Correct answer: A

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