Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the in-degree of a vertex with no incoming edges?
💡 Hint: Think about the definition of in-degree.
Question 2
Easy
How can we represent a DAG using an adjacency list?
💡 Hint: Visualize the connections between vertices.
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 in-degree indicate for a vertex?
- Number of outgoing edges
- Number of incoming edges
- Total connections
💡 Hint: Think about where the edges are coming from.
Question 2
True or False: In a DAG, a vertex may have a cycle.
- True
- False
💡 Hint: Recall the properties of a DAG.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Create an adjacency list and calculate the in-degrees for a graph described by the edges: A -> B, A -> C, B -> C, B -> D, C -> E.
💡 Hint: Start by visualizing how each vertex connects.
Question 2
Given a list of tasks and prerequisites, outline the steps to achieve a topological sort and provide the order of task completion.
💡 Hint: Keep track of tasks with no remaining prerequisites.
Challenge and get performance evaluation