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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define a cycle in a graph.
💡 Hint: Think about returning to the same point without retracing edges.
Question 2
Easy
What does DFS stand for?
💡 Hint: It's a common graph traversal algorithm.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is a cycle in graph theory?
- A path that starts and ends at different vertices
- A path that starts and ends at the same vertex
- A connection between two vertices
💡 Hint: Consider paths in a circle.
Question 2
Does a back edge in a directed graph always indicate a cycle?
- True
- False
💡 Hint: What does a back edge connect to?
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You are given a directed graph. Explain why the presence of a back edge indicates a cycle. Provide an example.
💡 Hint: Sketch the graph to visualize the back edge.
Question 2
Create a simple undirected graph and explain how you would use DFS to check for cycles.
💡 Hint: Focus on marking visited nodes and avoiding the parent node.
Challenge and get performance evaluation