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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a decentralized ledger?
💡 Hint: Think about who controls the ledger.
Question 2
Easy
Name one consensus mechanism used in blockchain.
💡 Hint: You’ve heard about validating blocks.
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 primary mechanism does blockchain use to ensure all nodes agree on the ledger's state?
- Proof of Work
- Central Authority
- Decentralized Indexing
💡 Hint: This involves solving computational problems.
Question 2
True or False: In a decentralized ledger, one entity controls the data.
- True
- False
💡 Hint: Think about the distribution of authority.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Analyze the impact of decentralization on the efficiency of transaction processing in a blockchain system compared to a traditional centralized model.
💡 Hint: Consider trade-offs between speed and security.
Question 2
Design a simple blockchain model for a specific application such as supply chain tracking, detailing how decentralization and consensus would apply.
💡 Hint: Think about how to integrate multiple parties while maintaining control.
Challenge and get performance evaluation