Practice Controller Election (3.4.2.3) - Cloud Applications: MapReduce, Spark, and Apache Kafka
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Controller Election

Practice - Controller Election

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the primary role of a controller broker in Kafka?

💡 Hint: Think about how tasks are managed in a distributed system.

Question 2 Easy

What is ZooKeeper?

💡 Hint: Consider what role it plays in cluster management.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does the controller broker manage in a Kafka cluster?

Task assignments
Data replication
Consumer groups

💡 Hint: Think about the main responsibilities of the controller.

Question 2

Is ZooKeeper necessary for Kafka’s operation?

True
False

💡 Hint: Consider why coordination is important in distributed systems.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Explain how the failure of multiple brokers simultaneously would impact Kafka's ability to manage its operations and what mechanisms would ensure continued functionality, especially regarding controller election.

💡 Hint: Focus on the role of ZooKeeper and the distribution of responsibilities among brokers.

Challenge 2 Hard

Discuss the potential weaknesses in relying heavily on ZooKeeper for the controller election process and suggest improvements.

💡 Hint: Think about designs used in distributed computing that enhance reliability.

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Reference links

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