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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the main purpose of the Pregel API?
💡 Hint: Think of how graphs can be processed in parts.
Question 2
Easy
Define superstep in the context of Pregel.
💡 Hint: Recall the term 'iteration'.
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 the primary function of the Pregel API in Apache Spark?
- Data storage
- Vertex-centric computation
- SQL processing
💡 Hint: Remember its role in graph algorithms.
Question 2
True or False: Supersteps in Pregel allow all vertices to operate simultaneously.
- True
- False
💡 Hint: Consider how activation is determined.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design an algorithm to compute the connected components of a graph using the Pregel API. Outline the steps involved.
💡 Hint: Focus on how to update the vertex ID based on incoming messages.
Question 2
How would you modify an existing Pregel algorithm to identify strongly connected components? Suggest a method and explain your reasoning.
💡 Hint: Think about traversing through graph connections and updating clusters.
Challenge and get performance evaluation