![]() Example: A social network graph where friendships are not directional. Undirected Graphs: A graph in which edges have no direction, i.e., the edges do not have arrows indicating the direction of traversal.More formally a Graph can be defined as, A Graph consisting of a finite set of vertices(or nodes) and a set of edges that connect a pair of nodes The nodes are sometimes also referred to as vertices and the edges are lines or arcs that connect any two nodes in the graph. Software Engineering Interview QuestionsĪ Graph is a non-linear data structure consisting of nodes and edges.Top 10 System Design Interview Questions and Answers.Top 20 Puzzles Commonly Asked During SDE Interviews.Commonly Asked Data Structure Interview Questions.Top 10 algorithms in Interview Questions.Top 20 Dynamic Programming Interview Questions.Top 20 Hashing Technique based Interview Questions. ![]() Top 50 Dynamic Programming (DP) Problems.Top 20 Greedy Algorithms Interview Questions.Top 100 DSA Interview Questions Topic-wise. ![]()
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