MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

DATA STRUCTURES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is a weighted graph?
A
A graph that holds values between nodes
B
A heavy graph
C
A graph that holds many nodes
D
A graph that holds many edges
Explanation: 

Detailed explanation-1: -A weighted graph is a graph where each edge has a numerical value called a weight. Given below is an example of a weighted graph: The graph consists of five nodes and seven edges. Each edge has a weight.

Detailed explanation-2: -Definition: A graph having a weight, or number, associated with each edge. Some algorithms require all weights to be nonnegative, integral, positive, etc. Also known as edge-weighted graph.

Detailed explanation-3: -The weight of a node is the sum of the weights of the edges connected to the node. The weight of every node is calculated and then the highest weight node is determined. The complexity of finding the weights of the nodes is N^2 . We start at the highest weight node as the cluster and then grow it larger.

Detailed explanation-4: -Weighted graphs are the graph data structures in which the edges are given some weight or value based on the type of graph we are representing. Unweighted graphs are the graph data structure which are not associated with any weight or value.

Detailed explanation-5: -A directed graph or digraph is a graph in which edges have orientations. In one restricted but very common sense of the term, a directed graph is an ordered pair comprising:, a set of vertices (also called nodes or points);

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