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Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a vertex in a graph?
💡 Hint: Think about what elements make up a graph.
Question 2
Easy
Define an undirected edge.
💡 Hint: Consider how you would represent a two-way street in a city.
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 does an adjacency matrix represent?
- A 1D array
- A list of neighbors
- A 2D array of edges
💡 Hint: Think about how you visualize a grid.
Question 2
True or False: An undirected edge has a direction.
- True
- False
💡 Hint: Consider the meaning of undirected.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Construct a graph using an adjacency matrix for five vertices where vertex 1 is connected to vertices 2 and 3, vertex 2 to vertex 4, and vertex 3 to vertex 5. Show your work.
💡 Hint: Remember to mark both directions for undirected edges.
Question 2
Using breadth-first search, describe how you would traverse this constructed graph from vertex 1 to determine all reachable vertices.
💡 Hint: Remember to keep track of the visited vertices and the order you explore.
Challenge and get performance evaluation