Practice Recursive Implementation Of Dfs (21.1.3)

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6 sample questions

Question 1.
What does DFS stand for?
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Think about how it explores the graph.
Question 2.
Describe one main characteristic of DFS.
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Focus on its exploration style.
3Question 3.
What is a key feature of DFS?
- Explores all neighbors first
- Uses a queue
- Deeply explores branches
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Think about how it moves through the graph.
4Question 4.
True or False: DFS can be implemented using a recursive approach.
- True
- False
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Recall the method of exploring nodes.
Question 5.
Given a directed graph with vertices A, B, C, and edges A→B, B→C, C→A. What would the DFS traversal starting from A yield?
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Consider each edge and its direction.
Question 6.
Design an algorithm to detect cycles in an undirected graph using DFS. Outline your approach.
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Focus on revisiting nodes besides the direct parent.

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