What are two differences between a directed graph and an undirected graph?
What will be an ideal response?
First, the edges in an undirected graph do not indicate a direction, while each edge in a directed graph has a direction. Second, each distinct pair of vertices in an undirected graph has only one edge between them, while a directed graph can have two edges between a pair of vertices, one in each direction.
Computer Science & Information Technology
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What are the three facts about converting from infix expressions to postfix expressions?
What will be an ideal response?
Computer Science & Information Technology
Why do programmers use class inheritance in their programs?
A. to make their programs rigid. B. to make their programs modular. C. to duplicate data and functions. D. to add to their workload so they make more money.
Computer Science & Information Technology